diff --git a/l10n/ach/viewer.properties b/l10n/ach/viewer.properties
index 46e36fb7e..947228b76 100644
--- a/l10n/ach/viewer.properties
+++ b/l10n/ach/viewer.properties
@@ -186,6 +186,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Bal
+
 loading_error=Bal otime kun cano PDF.
 invalid_file_error=Pwail me PDF ma pe atir onyo obale woko.
 missing_file_error=Pwail me PDF tye ka rem.
diff --git a/l10n/af/viewer.properties b/l10n/af/viewer.properties
index c7d6c42b4..787c2727c 100644
--- a/l10n/af/viewer.properties
+++ b/l10n/af/viewer.properties
@@ -163,6 +163,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Fout
+
 loading_error='n Fout het voorgekom met die laai van die PDF.
 invalid_file_error=Ongeldige of korrupte PDF-lêer.
 missing_file_error=PDF-lêer is weg.
diff --git a/l10n/an/viewer.properties b/l10n/an/viewer.properties
index e33936cde..4086a0a6e 100644
--- a/l10n/an/viewer.properties
+++ b/l10n/an/viewer.properties
@@ -151,9 +151,10 @@ thumbs_label=Miniaturas
 findbar.title=Trobar en o documento
 findbar_label=Trobar
 
-additional_layers=Capas adicionals
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pachina {{page}}
+
+additional_layers=Capas adicionals
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -227,6 +228,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Error
+
 loading_error=S'ha produciu una error en cargar o PDF.
 invalid_file_error=O PDF no ye valido u ye estorbau.
 missing_file_error=No i ha fichero PDF.
diff --git a/l10n/ar/viewer.properties b/l10n/ar/viewer.properties
index 7f2af551b..d37c3e12a 100644
--- a/l10n/ar/viewer.properties
+++ b/l10n/ar/viewer.properties
@@ -151,9 +151,10 @@ thumbs_label=مُصغّرات
 findbar.title=ابحث في المستند
 findbar_label=ابحث
 
-additional_layers=الطبقات الإضافية
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=صفحة {{page}}
+
+additional_layers=الطبقات الإضافية
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=صفحة {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
diff --git a/l10n/ast/viewer.properties b/l10n/ast/viewer.properties
index 2bfda6d5c..6e02489da 100644
--- a/l10n/ast/viewer.properties
+++ b/l10n/ast/viewer.properties
@@ -127,9 +127,10 @@ thumbs.title=Amosar les miniatures
 thumbs_label=Miniatures
 findbar_label=Atopar
 
-additional_layers=Capes adicionales
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Páxina {{page}}
+
+additional_layers=Capes adicionales
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Páxina {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -209,3 +210,4 @@ password_cancel=Encaboxar
 
 # LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
 # exact string as in the `chrome.properties` file.
+
diff --git a/l10n/az/viewer.properties b/l10n/az/viewer.properties
index 99b94a31c..667dc9fbd 100644
--- a/l10n/az/viewer.properties
+++ b/l10n/az/viewer.properties
@@ -151,9 +151,10 @@ thumbs_label=Kiçik şəkillər
 findbar.title=Sənəddə Tap
 findbar_label=Tap
 
-additional_layers=Əlavə laylar
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Səhifə {{page}}
+
+additional_layers=Əlavə laylar
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -227,6 +228,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Səhv
+
 loading_error=PDF yüklenərkən bir səhv yarandı.
 invalid_file_error=Səhv və ya zədələnmiş olmuş PDF fayl.
 missing_file_error=PDF fayl yoxdur.
diff --git a/l10n/be/viewer.properties b/l10n/be/viewer.properties
index d3d447974..8728b93b5 100644
--- a/l10n/be/viewer.properties
+++ b/l10n/be/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Бягучы элемент структуры
 findbar.title=Пошук у дакуменце
 findbar_label=Знайсці
 
-additional_layers=Дадатковыя пласты
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Старонка {{page}}
+
+additional_layers=Дадатковыя пласты
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Старонка {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Скасаваць
 printing_not_supported=Папярэджанне: друк не падтрымліваецца цалкам гэтым браўзерам.
 printing_not_ready=Увага: PDF не сцягнуты цалкам для друкавання.
 web_fonts_disabled=Шрыфты Сеціва забаронены: немагчыма ўжываць укладзеныя шрыфты PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Гэты дакумент PDF змяшчае лічбавыя подпісы. Праверка подпісаў не падтрымліваецца.
diff --git a/l10n/bg/viewer.properties b/l10n/bg/viewer.properties
index b93e3d1e4..6981eac67 100644
--- a/l10n/bg/viewer.properties
+++ b/l10n/bg/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Грешка
+
 loading_error=Получи се грешка при зареждане на PDF-а.
 invalid_file_error=Невалиден или повреден PDF файл.
 missing_file_error=Липсващ PDF файл.
diff --git a/l10n/bn/viewer.properties b/l10n/bn/viewer.properties
index c106df10c..ffc5465fc 100644
--- a/l10n/bn/viewer.properties
+++ b/l10n/bn/viewer.properties
@@ -148,6 +148,7 @@ findbar_label=খুঁজুন
 
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=পাতা {{page}}
+
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -221,6 +222,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=ত্রুটি
+
 loading_error=পিডিএফ লোড করার সময় ত্রুটি দেখা দিয়েছে।
 invalid_file_error=অকার্যকর অথবা ক্ষতিগ্রস্ত পিডিএফ ফাইল।
 missing_file_error=নিখোঁজ PDF ফাইল।
diff --git a/l10n/bo/viewer.properties b/l10n/bo/viewer.properties
index 3ffa84819..981addc28 100644
--- a/l10n/bo/viewer.properties
+++ b/l10n/bo/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Error
+
 loading_error=An error occurred while loading the PDF.
 invalid_file_error=Invalid or corrupted PDF file.
 missing_file_error=Missing PDF file.
diff --git a/l10n/br/viewer.properties b/l10n/br/viewer.properties
index 7f509d9f6..043931a72 100644
--- a/l10n/br/viewer.properties
+++ b/l10n/br/viewer.properties
@@ -255,6 +255,3 @@ password_cancel=Nullañ
 printing_not_supported=Kemenn: N'eo ket skoret penn-da-benn ar moullañ gant ar merdeer-mañ.
 printing_not_ready=Kemenn: N'hall ket bezañ moullet ar restr PDF rak n'eo ket karget penn-da-benn.
 web_fonts_disabled=Diweredekaet eo an nodrezhoù web: n'haller ket arverañ an nodrezhoù PDF enframmet.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=An teul PDF-mañ en deus sinadurioù niverel ennañ. Ne vez ket kemeret e-karg kadarnadur ar sinadurioù.
diff --git a/l10n/brx/viewer.properties b/l10n/brx/viewer.properties
index cd3656380..6af751aa0 100644
--- a/l10n/brx/viewer.properties
+++ b/l10n/brx/viewer.properties
@@ -186,6 +186,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=गोरोन्थि
+
 loading_error=PDF ल'ड खालामनाय समाव मोनसे गोरोन्थि जाबाय।
 invalid_file_error=बाहायजायै एबा गाज्रि जानाय PDF फाइल
 missing_file_error=गोमानाय PDF फाइल
diff --git a/l10n/bs/viewer.properties b/l10n/bs/viewer.properties
index e5346cb0c..eb4ee3ce9 100644
--- a/l10n/bs/viewer.properties
+++ b/l10n/bs/viewer.properties
@@ -180,6 +180,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Greška
+
 loading_error=Došlo je do greške prilikom učitavanja PDF-a.
 invalid_file_error=Neispravan ili oštećen PDF fajl.
 missing_file_error=Nedostaje PDF fajl.
diff --git a/l10n/cak/viewer.properties b/l10n/cak/viewer.properties
index 68fecb486..764ccf81f 100644
--- a/l10n/cak/viewer.properties
+++ b/l10n/cak/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Taq Ch'akulal Kik'wan Chib'äl
 findbar.title=Tikanöx chupam ri wuj
 findbar_label=Tikanöx
 
-additional_layers=Tz'aqat ta Kuchuj
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Ruxaq {{page}}
+
+additional_layers=Tz'aqat ta Kuchuj
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Ruxaq {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Tiq'at
 printing_not_supported=Rutzijol k'ayewal: Ri rutz'ajb'axik man koch'el ta ronojel pa re okik'amaya'l re'.
 printing_not_ready=Rutzijol k'ayewal: Ri PDF man xusamajij ta ronojel richin nitz'ajb'äx.
 web_fonts_disabled=E chupül ri taq ajk'amaya'l tz'ib': man tikirel ta nokisäx ri taq tz'ib' PDF pa ch'ikenïk
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Re PDF ruk'wan tijital taq jux. Man nuköch' ta ri kijikib'axik taq jux.
diff --git a/l10n/ckb/viewer.properties b/l10n/ckb/viewer.properties
index f70a6a6f3..7be9dd5a2 100644
--- a/l10n/ckb/viewer.properties
+++ b/l10n/ckb/viewer.properties
@@ -141,9 +141,10 @@ thumbs_label=وێنۆچکە
 findbar.title=لە بەڵگەنامە بگەرێ
 findbar_label=دۆزینەوە
 
-additional_layers=چینی زیاتر
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=پەڕەی {{page}}
+
+additional_layers=چینی زیاتر
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -217,6 +218,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=هەڵە
+
 loading_error=هەڵەیەک ڕوویدا لە کاتی بارکردنی  PDF.
 invalid_file_error=پەڕگەی pdf تێکچووە یان نەگونجاوە.
 missing_file_error=پەڕگەی pdf بوونی نیە.
diff --git a/l10n/cs/viewer.properties b/l10n/cs/viewer.properties
index 7edc3337c..8829097e8 100644
--- a/l10n/cs/viewer.properties
+++ b/l10n/cs/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktuální položka v osnově
 findbar.title=Najde v dokumentu
 findbar_label=Najít
 
-additional_layers=Další vrstvy
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Strana {{page}}
+
+additional_layers=Další vrstvy
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Strana {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Zrušit
 printing_not_supported=Upozornění: Tisk není v tomto prohlížeči plně podporován.
 printing_not_ready=Upozornění: Dokument PDF není kompletně načten.
 web_fonts_disabled=Webová písma jsou zakázána, proto není možné použít vložená písma PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tento dokument typu PDF obsahuje digitální podpisy. Ověřování podpisů není podporováno.
diff --git a/l10n/cy/viewer.properties b/l10n/cy/viewer.properties
index 22e97c1fd..e7123fe0b 100644
--- a/l10n/cy/viewer.properties
+++ b/l10n/cy/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Yr Eitem Amlinellol Gyfredol
 findbar.title=Canfod yn y Ddogfen
 findbar_label=Canfod
 
-additional_layers=Haenau Ychwanegol
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Tudalen {{page}}
+
+additional_layers=Haenau Ychwanegol
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Tudalen {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Diddymu
 printing_not_supported=Rhybudd: Nid yw argraffu yn cael ei gynnal yn llawn gan y porwr.
 printing_not_ready=Rhybudd: Nid yw'r PDF wedi ei lwytho'n llawn ar gyfer argraffu.
 web_fonts_disabled=Ffontiau gwe wedi eu hanalluogi: methu defnyddio ffontiau PDF mewnblanedig.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Mae'r ddogfen PDF hon yn cynnwys llofnodion digidol. Nid yw gwirio llofnodion yn cael ei gynnal.
diff --git a/l10n/da/viewer.properties b/l10n/da/viewer.properties
index 85a2c64e7..149a027b4 100644
--- a/l10n/da/viewer.properties
+++ b/l10n/da/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktuelt dispositions-element
 findbar.title=Find i dokument
 findbar_label=Find
 
-additional_layers=Yderligere lag
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Side {{page}}
+
+additional_layers=Yderligere lag
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Side {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Fortryd
 printing_not_supported=Advarsel: Udskrivning er ikke fuldt understøttet af browseren.
 printing_not_ready=Advarsel: PDF-filen er ikke fuldt indlæst til udskrivning.
 web_fonts_disabled=Webskrifttyper er deaktiverede. De indlejrede skrifttyper i PDF-filen kan ikke anvendes.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dette PDF-dokument indeholder digitale signaturer. Validering af signaturer er ikke understøttet.
diff --git a/l10n/de/viewer.properties b/l10n/de/viewer.properties
index f67a71ec8..89645f482 100644
--- a/l10n/de/viewer.properties
+++ b/l10n/de/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktuelles Struktur-Element
 findbar.title=Dokument durchsuchen
 findbar_label=Suchen
 
-additional_layers=Zusätzliche Ebenen
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Seite {{page}}
+
+additional_layers=Zusätzliche Ebenen
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Seite {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Abbrechen
 printing_not_supported=Warnung: Die Drucken-Funktion wird durch diesen Browser nicht vollständig unterstützt.
 printing_not_ready=Warnung: Die PDF-Datei ist nicht vollständig geladen, dies ist für das Drucken aber empfohlen.
 web_fonts_disabled=Web-Schriftarten sind deaktiviert: Eingebettete PDF-Schriftarten konnten nicht geladen werden.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dieses PDF-Dokument enthält digitale Unterschriften. Das Überprüfen von Unterschriften wird nicht unterstützt.
diff --git a/l10n/dsb/viewer.properties b/l10n/dsb/viewer.properties
index a5e88fd8a..dd131bc6a 100644
--- a/l10n/dsb/viewer.properties
+++ b/l10n/dsb/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktualny rozrědowański zapisk
 findbar.title=W dokumenśe pytaś
 findbar_label=Pytaś
 
-additional_layers=Dalšne warstwy
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Bok {{page}}
+
+additional_layers=Dalšne warstwy
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Bok {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Pśetergnuś
 printing_not_supported=Warnowanje: Śišćanje njepódpěra se połnje pśez toś ten wobglědowak.
 printing_not_ready=Warnowanje: PDF njejo se za śišćanje dopołnje zacytał.
 web_fonts_disabled=Webpisma su znjemóžnjone: njejo móžno, zasajźone PDF-pisma wužywaś.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Toś ten PDF-dokument digitalne signatury wopśimujo. Pśeglědowanje signaturow se njepódpěra.
diff --git a/l10n/el/viewer.properties b/l10n/el/viewer.properties
index 1a9039055..3b1b6e201 100644
--- a/l10n/el/viewer.properties
+++ b/l10n/el/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Ακύρωση
 printing_not_supported=Προειδοποίηση: Η εκτύπωση δεν υποστηρίζεται πλήρως από το πρόγραμμα περιήγησης.
 printing_not_ready=Προειδοποίηση: Το PDF δεν φορτώθηκε πλήρως για εκτύπωση.
 web_fonts_disabled=Οι γραμματοσειρές Web απενεργοποιημένες: αδυναμία χρήσης των ενσωματωμένων γραμματοσειρών PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Αυτό το έγγραφο PDF περιέχει ψηφιακές υπογραφές. Δεν υποστηρίζεται η επαλήθευση υπογραφών.
diff --git a/l10n/en-CA/viewer.properties b/l10n/en-CA/viewer.properties
index 83174ef95..49e5d90c9 100644
--- a/l10n/en-CA/viewer.properties
+++ b/l10n/en-CA/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Current Outline Item
 findbar.title=Find in Document
 findbar_label=Find
 
-additional_layers=Additional Layers
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Page {{page}}
+
+additional_layers=Additional Layers
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Page {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancel
 printing_not_supported=Warning: Printing is not fully supported by this browser.
 printing_not_ready=Warning: The PDF is not fully loaded for printing.
 web_fonts_disabled=Web fonts are disabled: unable to use embedded PDF fonts.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=This PDF document contains digital signatures. Validation of signatures is not supported.
diff --git a/l10n/en-GB/viewer.properties b/l10n/en-GB/viewer.properties
index 89dd504e5..1b50cb379 100644
--- a/l10n/en-GB/viewer.properties
+++ b/l10n/en-GB/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Current Outline Item
 findbar.title=Find in Document
 findbar_label=Find
 
-additional_layers=Additional Layers
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Page {{page}}
+
+additional_layers=Additional Layers
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Page {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancel
 printing_not_supported=Warning: Printing is not fully supported by this browser.
 printing_not_ready=Warning: The PDF is not fully loaded for printing.
 web_fonts_disabled=Web fonts are disabled: unable to use embedded PDF fonts.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=This PDF document contains digital signatures. Validation of signatures is not supported.
diff --git a/l10n/eo/viewer.properties b/l10n/eo/viewer.properties
index e8a207978..9500e8270 100644
--- a/l10n/eo/viewer.properties
+++ b/l10n/eo/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Nuna kontura elemento
 findbar.title=Serĉi en dokumento
 findbar_label=Serĉi
 
-additional_layers=Aldonaj tavoloj
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Paĝo {{page}}
+
+additional_layers=Aldonaj tavoloj
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Paĝo {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Nuligi
 printing_not_supported=Averto: tiu ĉi retumilo ne plene subtenas presadon.
 printing_not_ready=Averto: la PDF dosiero ne estas plene ŝargita por presado.
 web_fonts_disabled=Neaktivaj teksaĵaj tiparoj: ne elbas uzi enmetitajn tiparojn de PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tiu ĉi dosiero PDF enhavas ciferecajn subskribojn. La validigo de tiuj subskriboj ne estas subtenata.
diff --git a/l10n/es-AR/viewer.properties b/l10n/es-AR/viewer.properties
index 34736c2c9..5e97d6ebc 100644
--- a/l10n/es-AR/viewer.properties
+++ b/l10n/es-AR/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Elemento de esquema actual
 findbar.title=Buscar en documento
 findbar_label=Buscar
 
-additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Página {{page}}
+
+additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Página {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Advertencia: La impresión no está totalmente soportada por este navegador.
 printing_not_ready=Advertencia: El PDF no está completamente cargado para impresión.
 web_fonts_disabled=Tipografía web deshabilitada: no se pueden usar tipos incrustados en PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF tiene firmas digitales. La validación de firmas no está soportada.
diff --git a/l10n/es-CL/viewer.properties b/l10n/es-CL/viewer.properties
index 6acbe876c..23669e68d 100644
--- a/l10n/es-CL/viewer.properties
+++ b/l10n/es-CL/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Elemento de esquema actual
 findbar.title=Buscar en el documento
 findbar_label=Buscar
 
-additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Página {{page}}
+
+additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Página {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Advertencia: Imprimir no está soportado completamente por este navegador.
 printing_not_ready=Advertencia: El PDF no está completamente cargado para ser impreso.
 web_fonts_disabled=Las tipografías web están desactivadas: imposible usar las fuentes PDF embebidas.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contiene firmas digitales. La validación de las firmas no es soportada.
diff --git a/l10n/es-ES/viewer.properties b/l10n/es-ES/viewer.properties
index 6345db715..ef8c135ce 100644
--- a/l10n/es-ES/viewer.properties
+++ b/l10n/es-ES/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Elemento de esquema actual
 findbar.title=Buscar en el documento
 findbar_label=Buscar
 
-additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Página {{page}}
+
+additional_layers=Capas adicionales
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Página {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Advertencia: Imprimir no está totalmente soportado por este navegador.
 printing_not_ready=Advertencia: Este PDF no se ha cargado completamente para poder imprimirse.
 web_fonts_disabled=Las tipografías web están desactivadas: es imposible usar las tipografías PDF embebidas.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contiene firmas digitales. No se admite la validación de firmas.
diff --git a/l10n/es-MX/viewer.properties b/l10n/es-MX/viewer.properties
index 5feeb25e4..217b2bfb1 100644
--- a/l10n/es-MX/viewer.properties
+++ b/l10n/es-MX/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Advertencia: La impresión no esta completamente soportada por este navegador.
 printing_not_ready=Advertencia: El PDF no cargo completamente para impresión.
 web_fonts_disabled=Las fuentes web están desactivadas: es imposible usar las fuentes PDF embebidas.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contiene firmas digitales. La validación de las firmas no está soportada.
diff --git a/l10n/et/viewer.properties b/l10n/et/viewer.properties
index 97f2c9bd7..cab1ad4ba 100644
--- a/l10n/et/viewer.properties
+++ b/l10n/et/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Viga
+
 loading_error=PDFi laadimisel esines viga.
 invalid_file_error=Vigane või rikutud PDF-fail.
 missing_file_error=PDF-fail puudub.
diff --git a/l10n/eu/viewer.properties b/l10n/eu/viewer.properties
index f4617a77b..7d73e3ede 100644
--- a/l10n/eu/viewer.properties
+++ b/l10n/eu/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Uneko eskemaren elementua
 findbar.title=Bilatu dokumentuan
 findbar_label=Bilatu
 
-additional_layers=Geruza gehigarriak
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas={{page}}. orria
+
+additional_layers=Geruza gehigarriak
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark={{page}}. orria
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Utzi
 printing_not_supported=Abisua: inprimatzeko euskarria ez da erabatekoa nabigatzaile honetan.
 printing_not_ready=Abisua: PDFa ez dago erabat kargatuta inprimatzeko.
 web_fonts_disabled=Webeko letra-tipoak desgaituta daude: ezin dira kapsulatutako PDF letra-tipoak erabili.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=PDF dokumentu honek sinadura digitalak ditu. Ez dago euskarririk sinaduren balidazioa egiteko.
diff --git a/l10n/fa/viewer.properties b/l10n/fa/viewer.properties
index 9886b39d2..00eb8b6e4 100644
--- a/l10n/fa/viewer.properties
+++ b/l10n/fa/viewer.properties
@@ -202,6 +202,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=خطا
+
 loading_error=هنگام بارگیری پرونده PDF خطایی رخ داد.
 invalid_file_error=پرونده PDF نامعتبر یامعیوب می‌باشد.
 missing_file_error=پرونده PDF یافت نشد.
diff --git a/l10n/ff/viewer.properties b/l10n/ff/viewer.properties
index 0a081021b..eb5ca99be 100644
--- a/l10n/ff/viewer.properties
+++ b/l10n/ff/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Juumre
+
 loading_error=Juumre waɗii tuma nde loowata PDF oo.
 invalid_file_error=Fiilde PDF moƴƴaani walla jiibii.
 missing_file_error=Fiilde PDF ena ŋakki.
diff --git a/l10n/fi/viewer.properties b/l10n/fi/viewer.properties
index 51d42d6bf..a6d46e1bd 100644
--- a/l10n/fi/viewer.properties
+++ b/l10n/fi/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Nykyinen sisällyksen kohta
 findbar.title=Etsi dokumentista
 findbar_label=Etsi
 
-additional_layers=Lisätasot
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Sivu {{page}}
+
+additional_layers=Lisätasot
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Sivu {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Peruuta
 printing_not_supported=Varoitus: Selain ei tue kaikkia tulostustapoja.
 printing_not_ready=Varoitus: PDF-tiedosto ei ole vielä latautunut kokonaan, eikä sitä voi vielä tulostaa.
 web_fonts_disabled=Verkkosivujen omat kirjasinlajit on estetty: ei voida käyttää upotettuja PDF-kirjasinlajeja.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tämä PDF-dokumentti sisältää digitaalisia allekirjoituksia. Digitaalisten allekirjoitusten vahvistamista ei tueta.
diff --git a/l10n/fr/viewer.properties b/l10n/fr/viewer.properties
index ed92f3014..addb629ef 100644
--- a/l10n/fr/viewer.properties
+++ b/l10n/fr/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Élément de plan actuel
 findbar.title=Rechercher dans le document
 findbar_label=Rechercher
 
-additional_layers=Calques additionnels
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Page {{page}}
+
+additional_layers=Calques additionnels
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Page {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Annuler
 printing_not_supported=Attention : l’impression n’est pas totalement prise en charge par ce navigateur.
 printing_not_ready=Attention : le PDF n’est pas entièrement chargé pour pouvoir l’imprimer.
 web_fonts_disabled=Les polices web sont désactivées : impossible d’utiliser les polices intégrées au PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ce document PDF contient des signatures numériques. La validation des signatures n’est pas prise en charge.
diff --git a/l10n/fy-NL/viewer.properties b/l10n/fy-NL/viewer.properties
index 208ada2df..5fe493450 100644
--- a/l10n/fy-NL/viewer.properties
+++ b/l10n/fy-NL/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktueel item yn ynhâldsopjefte
 findbar.title=Sykje yn dokumint
 findbar_label=Sykje
 
-additional_layers=Oanfoljende lagen
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Side {{page}}
+
+additional_layers=Oanfoljende lagen
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Side {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Annulearje
 printing_not_supported=Warning: Printen is net folslein stipe troch dizze browser.
 printing_not_ready=Warning: PDF is net folslein laden om ôf te drukken.
 web_fonts_disabled=Weblettertypen binne útskeakele: gebrûk fan ynsluten PDF-lettertypen is net mooglik.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dit PDF-dokumint befettet digitale hantekeningen. Falidaasje fan hantekeningen wurdt net stipe.
diff --git a/l10n/ga-IE/viewer.properties b/l10n/ga-IE/viewer.properties
index f606e81b0..07ae1f933 100644
--- a/l10n/ga-IE/viewer.properties
+++ b/l10n/ga-IE/viewer.properties
@@ -163,6 +163,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Earráid
+
 loading_error=Tharla earráid agus an cháipéis PDF á lódáil.
 invalid_file_error=Comhad neamhbhailí nó truaillithe PDF.
 missing_file_error=Comhad PDF ar iarraidh.
diff --git a/l10n/gd/viewer.properties b/l10n/gd/viewer.properties
index 1a8372898..d1e54caa6 100644
--- a/l10n/gd/viewer.properties
+++ b/l10n/gd/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Sguir dheth
 printing_not_supported=Rabhadh: Chan eil am brabhsair seo a' cur làn-taic ri clò-bhualadh.
 printing_not_ready=Rabhadh: Cha deach am PDF a luchdadh gu tur airson clò-bhualadh.
 web_fonts_disabled=Tha cruthan-clò lìn à comas: Chan urrainn dhuinn cruthan-clò PDF leabaichte a chleachdadh.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tha soidhnidhean digiteach san sgrìobhainn PDF seo. Chan eil taic ri dearbhadh shoidhnidhean.
diff --git a/l10n/gl/viewer.properties b/l10n/gl/viewer.properties
index 2b05ce412..efbabc0da 100644
--- a/l10n/gl/viewer.properties
+++ b/l10n/gl/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Elemento delimitado actualmente
 findbar.title=Atopar no documento
 findbar_label=Atopar
 
-additional_layers=Capas adicionais
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Páxina {{page}}
+
+additional_layers=Capas adicionais
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Páxina {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Aviso: A impresión non é compatíbel de todo con este navegador.
 printing_not_ready=Aviso: O PDF non se cargou completamente para imprimirse.
 web_fonts_disabled=Desactiváronse as fontes web:  foi imposíbel usar as fontes incrustadas no PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contén sinaturas dixitais. Non é posíbel validar as sinaturas.
diff --git a/l10n/gn/viewer.properties b/l10n/gn/viewer.properties
index afd6d7030..301698028 100644
--- a/l10n/gn/viewer.properties
+++ b/l10n/gn/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Mba’epuru ag̃aguaitéva
 findbar.title=Kuatiápe jeheka
 findbar_label=Juhu
 
-additional_layers=Ñuãha moirũguáva
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Kuatiarogue {{page}}
+
+additional_layers=Ñuãha moirũguáva
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Kuatiarogue {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Heja
 printing_not_supported=Kyhyjerã: Ñembokuatia ndojokupytypái ko kundahára ndive.
 printing_not_ready=Kyhyjerã: Ko PDF nahenyhẽmbái oñembokuatia hag̃uáicha.
 web_fonts_disabled=Ñanduti taity oñemongéma: ndaikatumo’ãi eipuru PDF jehai’íva taity.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ko PDF kuatiaite oreko mboheraguapy ñandutigua. Noñemoneĩri ñemboheraguapy.
diff --git a/l10n/gu-IN/viewer.properties b/l10n/gu-IN/viewer.properties
index 579c068d9..d1b7040be 100644
--- a/l10n/gu-IN/viewer.properties
+++ b/l10n/gu-IN/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=ભૂલ
+
 loading_error=ભૂલ ઉદ્ભવી જ્યારે PDF ને લાવી રહ્યા હોય.
 invalid_file_error=અયોગ્ય અથવા ભાંગેલ PDF ફાઇલ.
 missing_file_error=ગુમ થયેલ PDF ફાઇલ.
diff --git a/l10n/he/viewer.properties b/l10n/he/viewer.properties
index 070cf37ee..0ed86b7cf 100644
--- a/l10n/he/viewer.properties
+++ b/l10n/he/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=פריט תוכן העניינים הנוכחי
 findbar.title=חיפוש במסמך
 findbar_label=חיפוש
 
-additional_layers=שכבות נוספות
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=עמוד {{page}}
+
+additional_layers=שכבות נוספות
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=עמוד {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=ביטול
 printing_not_supported=אזהרה: הדפסה אינה נתמכת במלואה בדפדפן זה.
 printing_not_ready=אזהרה: מסמך ה־PDF לא נטען לחלוטין עד מצב שמאפשר הדפסה.
 web_fonts_disabled=גופני רשת מנוטרלים: לא ניתן להשתמש בגופני PDF מוטבעים.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=מסמך PDF זה מכיל חתימות דיגיטליות. אימות חתימות אינו נתמך.
diff --git a/l10n/hi-IN/viewer.properties b/l10n/hi-IN/viewer.properties
index 6a49a9a98..e69c9df69 100644
--- a/l10n/hi-IN/viewer.properties
+++ b/l10n/hi-IN/viewer.properties
@@ -146,6 +146,7 @@ findbar_label=ढूँढें
 
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=पृष्ठ {{page}}
+
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -219,6 +220,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=त्रुटि
+
 loading_error=PDF लोड करते समय एक त्रुटि हुई.
 invalid_file_error=अमान्य या भ्रष्ट PDF फ़ाइल.
 missing_file_error=\u0020अनुपस्थित PDF फ़ाइल.
diff --git a/l10n/hr/viewer.properties b/l10n/hr/viewer.properties
index 881f37f83..53f1edfbf 100644
--- a/l10n/hr/viewer.properties
+++ b/l10n/hr/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Trenutačni element strukture
 findbar.title=Pronađi u dokumentu
 findbar_label=Pronađi
 
-additional_layers=Dodatni slojevi
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Stranica br. {{page}}
+
+additional_layers=Dodatni slojevi
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Stranica {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Odustani
 printing_not_supported=Upozorenje: Ovaj preglednik ne podržava u potpunosti ispisivanje.
 printing_not_ready=Upozorenje: PDF nije u potpunosti učitan za ispis.
 web_fonts_disabled=Web fontovi su deaktivirani: nije moguće koristiti ugrađene PDF fontove.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ovaj PDF dokument sadrži digitalne potpise. Provjera potpisa nije podržana.
diff --git a/l10n/hsb/viewer.properties b/l10n/hsb/viewer.properties
index 3ff8057be..3c692f690 100644
--- a/l10n/hsb/viewer.properties
+++ b/l10n/hsb/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktualny rozrjadowy zapisk
 findbar.title=W dokumenće pytać
 findbar_label=Pytać
 
-additional_layers=Dalše woršty
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Strona {{page}}
+
+additional_layers=Dalše woršty
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Strona {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Přetorhnyć
 printing_not_supported=Warnowanje: Ćišćenje so přez tutón wobhladowak połnje njepodpěruje.
 printing_not_ready=Warnowanje: PDF njeje so za ćišćenje dospołnje začitał.
 web_fonts_disabled=Webpisma su znjemóžnjene: njeje móžno, zasadźene PDF-pisma wužiwać.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tutón PDF-dokument digitalne signatury wobsahuje. Přepruwowanje signaturow so njepodpěruje.
diff --git a/l10n/hu/viewer.properties b/l10n/hu/viewer.properties
index f6ed69f9f..99cd45755 100644
--- a/l10n/hu/viewer.properties
+++ b/l10n/hu/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Jelenlegi vázlatelem
 findbar.title=Keresés a dokumentumban
 findbar_label=Keresés
 
-additional_layers=További rétegek
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas={{page}}. oldal
+
+additional_layers=További rétegek
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark={{page}}. oldal
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Mégse
 printing_not_supported=Figyelmeztetés: Ez a böngésző nem teljesen támogatja a nyomtatást.
 printing_not_ready=Figyelmeztetés: A PDF nincs teljesen betöltve a nyomtatáshoz.
 web_fonts_disabled=Webes betűkészletek letiltva: nem használhatók a beágyazott PDF betűkészletek.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ez a PDF-dokumentum digitális aláírásokat tartalmaz. Az aláírások ellenőrzése nem támogatott.
diff --git a/l10n/hy-AM/viewer.properties b/l10n/hy-AM/viewer.properties
index 09394f7d8..2b3f0356d 100644
--- a/l10n/hy-AM/viewer.properties
+++ b/l10n/hy-AM/viewer.properties
@@ -150,6 +150,7 @@ findbar_label=Որոնում
 
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Էջ {{page}}
+
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -223,6 +224,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Սխալ
+
 loading_error=Սխալ՝ PDF ֆայլը բացելիս։
 invalid_file_error=Սխալ կամ վնասված PDF ֆայլ:
 missing_file_error=PDF ֆայլը բացակայում է:
diff --git a/l10n/hye/viewer.properties b/l10n/hye/viewer.properties
index 738b124f3..7bbfe1422 100644
--- a/l10n/hye/viewer.properties
+++ b/l10n/hye/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Ընթացիկ գծագրման տարր
 findbar.title=Գտնել փաստաթղթում
 findbar_label=Որոնում
 
-additional_layers=Լրացուցիչ շերտեր
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Էջ {{page}}
+
+additional_layers=Լրացուցիչ շերտեր
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -229,6 +230,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Սխալ
+
 loading_error=PDF նիշքը բացելիս սխալ է տեղի ունեցել։
 invalid_file_error=Սխալ կամ վնասուած PDF նիշք։
 missing_file_error=PDF նիշքը բացակաիւմ է։
diff --git a/l10n/ia/viewer.properties b/l10n/ia/viewer.properties
index 04318fdb9..4ae9850e6 100644
--- a/l10n/ia/viewer.properties
+++ b/l10n/ia/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Elemento de structura actual
 findbar.title=Cercar in le documento
 findbar_label=Cercar
 
-additional_layers=Altere stratos
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pagina {{page}}
+
+additional_layers=Altere stratos
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Pagina {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancellar
 printing_not_supported=Attention : le impression non es totalmente supportate per ce navigator.
 printing_not_ready=Attention: le file PDF non es integremente cargate pro lo poter imprimer.
 web_fonts_disabled=Le typos de litteras web es disactivate: impossibile usar le typos de litteras PDF incorporate.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Iste documento PDF contine signaturas digital. Le validation de signaturas non es supportate.
diff --git a/l10n/id/viewer.properties b/l10n/id/viewer.properties
index 3d3c7b086..2bdc8d566 100644
--- a/l10n/id/viewer.properties
+++ b/l10n/id/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Butir Ikhtisar Saat Ini
 findbar.title=Temukan di Dokumen
 findbar_label=Temukan
 
-additional_layers=Lapisan Tambahan
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Laman {{page}}
+
+additional_layers=Lapisan Tambahan
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Halaman {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Batal
 printing_not_supported=Peringatan: Pencetakan tidak didukung secara lengkap pada peramban ini.
 printing_not_ready=Peringatan: Berkas PDF masih belum dimuat secara lengkap untuk dapat dicetak.
 web_fonts_disabled=Font web dinonaktifkan: tidak dapat menggunakan font PDF yang tersemat.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dokumen PDF ini mengandung tanda tangan digital. Validasi tanda tangan tidak didukung.
diff --git a/l10n/is/viewer.properties b/l10n/is/viewer.properties
index 72dc8acd6..5fb4b0196 100644
--- a/l10n/is/viewer.properties
+++ b/l10n/is/viewer.properties
@@ -218,6 +218,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Villa
+
 loading_error=Villa kom upp við að hlaða inn PDF.
 invalid_file_error=Ógild eða skemmd PDF skrá.
 missing_file_error=Vantar PDF skrá.
diff --git a/l10n/it/viewer.properties b/l10n/it/viewer.properties
index 727f93132..325f697c9 100644
--- a/l10n/it/viewer.properties
+++ b/l10n/it/viewer.properties
@@ -129,8 +129,9 @@ current_outline_item_label = Elemento struttura corrente
 findbar.title = Trova nel documento
 findbar_label = Trova
 
-additional_layers = Livelli aggiuntivi
 page_canvas = Pagina {{page}}
+
+additional_layers = Livelli aggiuntivi
 page_landmark = Pagina {{page}}
 thumb_page_title = Pagina {{page}}
 thumb_page_canvas = Miniatura della pagina {{page}}
@@ -178,6 +179,7 @@ page_scale_actual = Dimensioni effettive
 page_scale_percent = {{scale}}%
 
 loading_error_indicator = Errore
+
 loading = Caricamento in corso…
 loading_error = Si è verificato un errore durante il caricamento del PDF.
 invalid_file_error = File PDF non valido o danneggiato.
diff --git a/l10n/ka/viewer.properties b/l10n/ka/viewer.properties
index 023f5ec86..d6c32e8c2 100644
--- a/l10n/ka/viewer.properties
+++ b/l10n/ka/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=მიმდინარე გვერდი სა
 findbar.title=პოვნა დოკუმენტში
 findbar_label=ძიება
 
-additional_layers=დამატებითი ფენები
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=გვერდი {{page}}
+
+additional_layers=დამატებითი ფენები
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=გვერდი {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=გაუქმება
 printing_not_supported=გაფრთხილება: ამობეჭდვა ამ ბრაუზერში არაა სრულად მხარდაჭერილი.
 printing_not_ready=გაფრთხილება: PDF სრულად ჩატვირთული არაა, ამობეჭდვის დასაწყებად.
 web_fonts_disabled=ვებშრიფტები გამორთულია: ჩაშენებული PDF-შრიფტების გამოყენება ვერ ხერხდება.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=ეს PDF შეიცავს ციფრულ ხელმოწერებს. ხელმოწერების დამოწმება არაა მხარდაჭერილი.
diff --git a/l10n/kab/viewer.properties b/l10n/kab/viewer.properties
index 10632bad6..a145dae07 100644
--- a/l10n/kab/viewer.properties
+++ b/l10n/kab/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aferdis n uɣawas amiran
 findbar.title=Nadi deg isemli
 findbar_label=Nadi
 
-additional_layers=Tissiwin-nniḍen
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Asebter {{page}}
+
+additional_layers=Tissiwin-nniḍen
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Asebter {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
diff --git a/l10n/kk/viewer.properties b/l10n/kk/viewer.properties
index 10f130fe1..de41d9d4f 100644
--- a/l10n/kk/viewer.properties
+++ b/l10n/kk/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Құрылымның ағымдағы элемент
 findbar.title=Құжаттан табу
 findbar_label=Табу
 
-additional_layers=Қосымша қабаттар
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Бет {{page}}
+
+additional_layers=Қосымша қабаттар
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Бет {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Бас тарту
 printing_not_supported=Ескерту: Баспаға шығаруды бұл браузер толығымен қолдамайды.
 printing_not_ready=Ескерту: Баспаға шығару үшін, бұл PDF толығымен жүктеліп алынбады.
 web_fonts_disabled=Веб қаріптері сөндірілген: құрамына енгізілген PDF қаріптерін қолдану мүмкін емес.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Бұл PDF құжатында цифрлық қолтаңбалар бар. Қолтаңбаларды растауға әлі қолдау жоқ.
diff --git a/l10n/km/viewer.properties b/l10n/km/viewer.properties
index 109de4b16..cce6a81ae 100644
--- a/l10n/km/viewer.properties
+++ b/l10n/km/viewer.properties
@@ -193,6 +193,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=កំហុស
+
 loading_error=មាន​កំហុស​បាន​កើតឡើង​ពេល​កំពុង​ផ្ទុក PDF ។
 invalid_file_error=ឯកសារ PDF ខូច ឬ​មិន​ត្រឹមត្រូវ ។
 missing_file_error=បាត់​ឯកសារ PDF
diff --git a/l10n/kn/viewer.properties b/l10n/kn/viewer.properties
index b37a71c2e..19f23b5b8 100644
--- a/l10n/kn/viewer.properties
+++ b/l10n/kn/viewer.properties
@@ -172,6 +172,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=ದೋಷ
+
 loading_error=PDF ಅನ್ನು ಲೋಡ್ ಮಾಡುವಾಗ ಒಂದು ದೋಷ ಎದುರಾಗಿದೆ.
 invalid_file_error=ಅಮಾನ್ಯವಾದ ಅಥವ ಹಾಳಾದ PDF ಕಡತ.
 missing_file_error=PDF ಕಡತ ಇಲ್ಲ.
diff --git a/l10n/ko/viewer.properties b/l10n/ko/viewer.properties
index 9fcfbd411..33172673a 100644
--- a/l10n/ko/viewer.properties
+++ b/l10n/ko/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=현재 아웃라인 항목
 findbar.title=검색
 findbar_label=검색
 
-additional_layers=추가 레이어
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas={{page}} 페이지
+
+additional_layers=추가 레이어
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark={{page}} 페이지
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=취소
 printing_not_supported=경고: 이 브라우저는 인쇄를 완전히 지원하지 않습니다.
 printing_not_ready=경고: 이 PDF를 인쇄를 할 수 있을 정도로 읽어들이지 못했습니다.
 web_fonts_disabled=웹 폰트가 비활성화됨: 내장된 PDF 글꼴을 사용할 수 없습니다.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=이 PDF 문서에는 디지털 서명이 포함되어 있습니다. 서명 유효성 검사는 지원되지 않습니다.
diff --git a/l10n/lij/viewer.properties b/l10n/lij/viewer.properties
index 0cfa7d27f..c1d8757a8 100644
--- a/l10n/lij/viewer.properties
+++ b/l10n/lij/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Erô
+
 loading_error=S'é verificou 'n'erô itno caregamento do PDF.
 invalid_file_error=O schedaio PDF o l'é no valido ò aroinou.
 missing_file_error=O schedaio PDF o no gh'é.
diff --git a/l10n/lo/viewer.properties b/l10n/lo/viewer.properties
index 00d3309c0..d21a687fa 100644
--- a/l10n/lo/viewer.properties
+++ b/l10n/lo/viewer.properties
@@ -140,6 +140,7 @@ rendering_error=ມີຂໍ້ຜິດພາດເກີດຂື້ນຂະ
 
 # Loading indicator messages
 loading_error_indicator=ຂໍ້ຜິດພາດ
+
 loading_error=ມີຂໍ້ຜິດພາດເກີດຂື້ນຂະນະທີ່ກຳລັງໂຫລດ PDF.
 invalid_file_error=ໄຟລ໌ PDF ບໍ່ຖືກຕ້ອງຫລືເສຍຫາຍ.
 
diff --git a/l10n/lt/viewer.properties b/l10n/lt/viewer.properties
index 7f2cbd2f2..78158fd3a 100644
--- a/l10n/lt/viewer.properties
+++ b/l10n/lt/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Atsisakyti
 printing_not_supported=Dėmesio! Spausdinimas šioje naršyklėje nėra pilnai realizuotas.
 printing_not_ready=Dėmesio! PDF failas dar nėra pilnai įkeltas spausdinimui.
 web_fonts_disabled=Saityno šriftai išjungti – PDF faile esančių šriftų naudoti negalima.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Šis PDF dokumentas turi skaitmeninių parašų. Parašų patvirtinimas yra nepalaikomas.
diff --git a/l10n/ltg/viewer.properties b/l10n/ltg/viewer.properties
index 4fffa864d..277aab56c 100644
--- a/l10n/ltg/viewer.properties
+++ b/l10n/ltg/viewer.properties
@@ -199,6 +199,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Klaida
+
 loading_error=Īluodejūt PDF nūtyka klaida.
 invalid_file_error=Nadereigs voi būjuots PDF fails.
 missing_file_error=PDF fails nav atrosts.
diff --git a/l10n/lv/viewer.properties b/l10n/lv/viewer.properties
index b6d6ad38f..d6f89984d 100644
--- a/l10n/lv/viewer.properties
+++ b/l10n/lv/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Kļūda
+
 loading_error=Ielādējot PDF notika kļūda.
 invalid_file_error=Nederīgs vai bojāts PDF fails.
 missing_file_error=PDF fails nav atrasts.
diff --git a/l10n/mk/viewer.properties b/l10n/mk/viewer.properties
index c1b091ed6..b6bb2f11b 100644
--- a/l10n/mk/viewer.properties
+++ b/l10n/mk/viewer.properties
@@ -129,6 +129,7 @@ page_scale_actual=Вистинска големина
 
 # Loading indicator messages
 loading_error_indicator=Грешка
+
 loading_error=Настана грешка при вчитувањето на PDF-от.
 invalid_file_error=Невалидна или корумпирана PDF датотека.
 missing_file_error=Недостасува PDF документ.
diff --git a/l10n/mr/viewer.properties b/l10n/mr/viewer.properties
index b33646f51..0b2bd93bc 100644
--- a/l10n/mr/viewer.properties
+++ b/l10n/mr/viewer.properties
@@ -213,6 +213,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=त्रुटी
+
 loading_error=PDF लोड करतेवेळी त्रुटी आढळली.
 invalid_file_error=अवैध किंवा दोषीत PDF फाइल.
 missing_file_error=न आढळणारी PDF फाइल.
diff --git a/l10n/ms/viewer.properties b/l10n/ms/viewer.properties
index 61f155397..6ca482beb 100644
--- a/l10n/ms/viewer.properties
+++ b/l10n/ms/viewer.properties
@@ -221,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Ralat
+
 loading_error=Masalah berlaku semasa menuatkan sebuah PDF.
 invalid_file_error=Tidak sah atau fail PDF rosak.
 missing_file_error=Fail PDF Hilang.
diff --git a/l10n/my/viewer.properties b/l10n/my/viewer.properties
index 3e6f2c305..7fc26092f 100644
--- a/l10n/my/viewer.properties
+++ b/l10n/my/viewer.properties
@@ -177,6 +177,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=အမှား
+
 loading_error=PDF ဖိုင် ကိုဆွဲတင်နေချိန်မှာ အမှားတစ်ခုတွေ့ရပါတယ်။
 invalid_file_error=မရသော သို့ ပျက်နေသော PDF ဖိုင်
 missing_file_error=PDF ပျောက်ဆုံး
diff --git a/l10n/nb-NO/viewer.properties b/l10n/nb-NO/viewer.properties
index 8fca292e5..3555c04b6 100644
--- a/l10n/nb-NO/viewer.properties
+++ b/l10n/nb-NO/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Gjeldende disposisjonselement
 findbar.title=Finn i dokumentet
 findbar_label=Finn
 
-additional_layers=Ytterligere lag
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Side {{page}}
+
+additional_layers=Ytterligere lag
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Side {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Avbryt
 printing_not_supported=Advarsel: Utskrift er ikke fullstendig støttet av denne nettleseren.
 printing_not_ready=Advarsel: PDF er ikke fullstendig innlastet for utskrift.
 web_fonts_disabled=Web-fonter er avslått: Kan ikke bruke innbundne PDF-fonter.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dette PDF-dokumentet inneholder digitale signaturer. Validering av signaturer støttes ikke.
diff --git a/l10n/ne-NP/viewer.properties b/l10n/ne-NP/viewer.properties
index 3bf8ed8f3..4232c56a6 100644
--- a/l10n/ne-NP/viewer.properties
+++ b/l10n/ne-NP/viewer.properties
@@ -163,6 +163,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=त्रुटि
+
 loading_error=यो PDF लोड गर्दा एउटा त्रुटि देखापर्‍यो।
 invalid_file_error=अवैध वा दुषित PDF फाइल।
 missing_file_error=हराईरहेको PDF फाइल।
diff --git a/l10n/nl/viewer.properties b/l10n/nl/viewer.properties
index 93813b75c..fd19d6c81 100644
--- a/l10n/nl/viewer.properties
+++ b/l10n/nl/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Huidig item in inhoudsopgave
 findbar.title=Zoeken in document
 findbar_label=Zoeken
 
-additional_layers=Aanvullende lagen
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pagina {{page}}
+
+additional_layers=Aanvullende lagen
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Pagina {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Annuleren
 printing_not_supported=Waarschuwing: afdrukken wordt niet volledig ondersteund door deze browser.
 printing_not_ready=Waarschuwing: de PDF is niet volledig geladen voor afdrukken.
 web_fonts_disabled=Weblettertypen zijn uitgeschakeld: gebruik van ingebedde PDF-lettertypen is niet mogelijk.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dit pdf-document bevat digitale handtekeningen. Validatie van handtekeningen wordt niet ondersteund.
diff --git a/l10n/nn-NO/viewer.properties b/l10n/nn-NO/viewer.properties
index d940050be..0e228c31c 100644
--- a/l10n/nn-NO/viewer.properties
+++ b/l10n/nn-NO/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Gjeldande disposisjonselement
 findbar.title=Finn i dokumentet
 findbar_label=Finn
 
-additional_layers=Ytterlegare lag
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Side {{page}}
+
+additional_layers=Ytterlegare lag
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Side {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Avbryt
 printing_not_supported=Åtvaring: Utskrift er ikkje fullstendig støtta av denne nettlesaren.
 printing_not_ready=Åtvaring: PDF ikkje fullstendig innlasta for utskrift.
 web_fonts_disabled=Web-skrifter er slått av: Kan ikkje bruke innbundne PDF-skrifter.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Dette PDF-dokumentet inneheld digitale signaturar. Validering av signaturar er ikkje støtta.
diff --git a/l10n/oc/viewer.properties b/l10n/oc/viewer.properties
index fe4946ca0..80348ab8d 100644
--- a/l10n/oc/viewer.properties
+++ b/l10n/oc/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Anullar
 printing_not_supported=Atencion : l'impression es pas completament gerida per aqueste navegador.
 printing_not_ready=Atencion : lo PDF es pas entièrament cargat per lo poder imprimir.
 web_fonts_disabled=Las poliças web son desactivadas : impossible d'utilizar las poliças integradas al PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Aqueste document PDF conten de signaturas numericas. La validacion de signaturas es pas presa en carga.
diff --git a/l10n/pa-IN/viewer.properties b/l10n/pa-IN/viewer.properties
index de8080146..010db9942 100644
--- a/l10n/pa-IN/viewer.properties
+++ b/l10n/pa-IN/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=ਮੌਜੂਦਾ ਖਾਕਾ ਚੀਜ਼
 findbar.title=ਦਸਤਾਵੇਜ਼ ਵਿੱਚ ਲੱਭੋ
 findbar_label=ਲੱਭੋ
 
-additional_layers=ਵਾਧੂ ਪਰਤਾਂ
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=ਸਫ਼ਾ {{page}}
+
+additional_layers=ਵਾਧੂ ਪਰਤਾਂ
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=ਸਫ਼ਾ {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=ਰੱਦ ਕਰੋ
 printing_not_supported=ਸਾਵਧਾਨ: ਇਹ ਬਰਾਊਜ਼ਰ ਪਰਿੰਟ ਕਰਨ ਲਈ ਪੂਰੀ ਤਰ੍ਹਾਂ ਸਹਾਇਕ ਨਹੀਂ ਹੈ।
 printing_not_ready=ਸਾਵਧਾਨ: PDF ਨੂੰ ਪਰਿੰਟ ਕਰਨ ਲਈ ਪੂਰੀ ਤਰ੍ਹਾਂ ਲੋਡ ਨਹੀਂ ਹੈ।
 web_fonts_disabled=ਵੈਬ ਫੋਂਟ ਬੰਦ ਹਨ: ਇੰਬੈਡ PDF ਫੋਂਟ ਨੂੰ ਵਰਤਣ ਲਈ ਅਸਮਰੱਥ ਹੈ।
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=ਇਹ PDF ਦਸਤਾਵੇਜ਼ ਡਿਜ਼ਿਟਲ ਦਸਤਖਤ ਰੱਖਦਾ ਹੈ। ਦਸਤਖਤਾਂ ਦੀ ਪ੍ਰਮਾਣਕਿਤਾ ਸਹਾਇਕ ਨਹੀ ਹੈ।
diff --git a/l10n/pl/viewer.properties b/l10n/pl/viewer.properties
index 457df1b09..83be380af 100644
--- a/l10n/pl/viewer.properties
+++ b/l10n/pl/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Bieżący element konspektu
 findbar.title=Znajdź w dokumencie
 findbar_label=Znajdź
 
-additional_layers=Dodatkowe warstwy
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas={{page}}. strona
+
+additional_layers=Dodatkowe warstwy
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark={{page}}. strona
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Anuluj
 printing_not_supported=Ostrzeżenie: drukowanie nie jest w pełni obsługiwane przez tę przeglądarkę.
 printing_not_ready=Ostrzeżenie: dokument PDF nie jest całkowicie wczytany, więc nie można go wydrukować.
 web_fonts_disabled=Czcionki sieciowe są wyłączone: nie można użyć osadzonych czcionek PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ten dokument PDF zawiera podpisy cyfrowe. Weryfikacja podpisów nie jest obsługiwana.
diff --git a/l10n/pt-BR/viewer.properties b/l10n/pt-BR/viewer.properties
index 788ed3f0d..8a0884da8 100644
--- a/l10n/pt-BR/viewer.properties
+++ b/l10n/pt-BR/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Item atual da estrutura
 findbar.title=Procurar no documento
 findbar_label=Procurar
 
-additional_layers=Camadas adicionais
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Página {{page}}
+
+additional_layers=Camadas adicionais
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Página {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Aviso: a impressão não é totalmente suportada neste navegador.
 printing_not_ready=Aviso: o PDF não está totalmente carregado para impressão.
 web_fonts_disabled=As fontes web estão desativadas: não foi possível usar fontes incorporadas do PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contém assinaturas digitais. A validação de assinaturas não é suportada.
diff --git a/l10n/pt-PT/viewer.properties b/l10n/pt-PT/viewer.properties
index b5122ce8a..1a5e60df9 100644
--- a/l10n/pt-PT/viewer.properties
+++ b/l10n/pt-PT/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Item atualmente destacado
 findbar.title=Localizar em documento
 findbar_label=Localizar
 
-additional_layers=Camadas adicionais
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Página {{page}}
+
+additional_layers=Camadas adicionais
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Página {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Cancelar
 printing_not_supported=Aviso: a impressão não é totalmente suportada por este navegador.
 printing_not_ready=Aviso: o PDF ainda não está totalmente carregado.
 web_fonts_disabled=Os tipos de letra web estão desativados: não é possível utilizar os tipos de letra PDF embutidos.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Este documento PDF contém assinaturas digitais. A validação de assinaturas não é suportada.
diff --git a/l10n/rm/viewer.properties b/l10n/rm/viewer.properties
index 246511751..fc4a9e112 100644
--- a/l10n/rm/viewer.properties
+++ b/l10n/rm/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Element da structura actual
 findbar.title=Tschertgar en il document
 findbar_label=Tschertgar
 
-additional_layers=Nivels supplementars
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pagina {{page}}
+
+additional_layers=Nivels supplementars
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Pagina {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Interrumper
 printing_not_supported=Attenziun: Il stampar na funcziunescha anc betg dal tut en quest navigatur.
 printing_not_ready=Attenziun: Il PDF n'è betg chargià cumplettamain per stampar.
 web_fonts_disabled=Scrittiras dal web èn deactivadas: impussibel dad utilisar las scrittiras integradas en il PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Quest document PDF cuntegna signaturas digitalas. La validaziun da signaturas na vegn betg sustegnida.
diff --git a/l10n/ro/viewer.properties b/l10n/ro/viewer.properties
index 0e4fbf70e..2e580f0d3 100644
--- a/l10n/ro/viewer.properties
+++ b/l10n/ro/viewer.properties
@@ -150,6 +150,7 @@ findbar_label=Caută
 
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pagina {{page}}
+
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -223,6 +224,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Eroare
+
 loading_error=A intervenit o eroare la încărcarea PDF-ului.
 invalid_file_error=Fișier PDF nevalid sau corupt.
 missing_file_error=Fișier PDF lipsă.
diff --git a/l10n/ru/viewer.properties b/l10n/ru/viewer.properties
index f929897ec..402e0e5c3 100644
--- a/l10n/ru/viewer.properties
+++ b/l10n/ru/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Текущий элемент структуры
 findbar.title=Найти в документе
 findbar_label=Найти
 
-additional_layers=Дополнительные слои
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Страница {{page}}
+
+additional_layers=Дополнительные слои
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Страница {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Отмена
 printing_not_supported=Предупреждение: В этом браузере не полностью поддерживается печать.
 printing_not_ready=Предупреждение: PDF не полностью загружен для печати.
 web_fonts_disabled=Веб-шрифты отключены: не удалось задействовать встроенные PDF-шрифты.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Этот документ PDF содержит цифровые подписи. Проверка подписей не поддерживается.
diff --git a/l10n/sco/viewer.properties b/l10n/sco/viewer.properties
index 702ace0eb..d101f28fb 100644
--- a/l10n/sco/viewer.properties
+++ b/l10n/sco/viewer.properties
@@ -257,6 +257,3 @@ password_cancel=Stap
 printing_not_supported=Tak tent: Prentin isnae richt supportit by this stravaiger.
 printing_not_ready=Tak tent: The PDF isnae richt loadit fur prentin.
 web_fonts_disabled=Wab fonts are disabled: cannae yaise embeddit PDF fonts.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=This PDF document conteens digital signatures. Trystmakkin o signatures isnae supportit.
diff --git a/l10n/si/viewer.properties b/l10n/si/viewer.properties
index 9a1d1e8bc..9ab24bb51 100644
--- a/l10n/si/viewer.properties
+++ b/l10n/si/viewer.properties
@@ -187,6 +187,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=දෝෂය
+
 loading_error=PDF පූරණය විමේදි දෝෂයක් හට ගැනුණි.
 invalid_file_error=දූශිත හෝ සාවද්‍ය PDF ගොනුව.
 missing_file_error=නැතිවූ PDF ගොනුව.
diff --git a/l10n/sk/viewer.properties b/l10n/sk/viewer.properties
index 1626bf3f8..b58f4c42c 100644
--- a/l10n/sk/viewer.properties
+++ b/l10n/sk/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktuálna položka v osnove
 findbar.title=Hľadať v dokumente
 findbar_label=Hľadať
 
-additional_layers=Ďalšie vrstvy
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Strana {{page}}
+
+additional_layers=Ďalšie vrstvy
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Strana {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Zrušiť
 printing_not_supported=Upozornenie: tlač nie je v tomto prehliadači plne podporovaná.
 printing_not_ready=Upozornenie: súbor PDF nie je plne načítaný pre tlač.
 web_fonts_disabled=Webové písma sú vypnuté: nie je možné použiť písma vložené do súboru PDF.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tento dokument PDF obsahuje digitálne podpisy. Overenie podpisov nie je podporované.
diff --git a/l10n/sl/viewer.properties b/l10n/sl/viewer.properties
index 4ce629d66..aacf99554 100644
--- a/l10n/sl/viewer.properties
+++ b/l10n/sl/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Trenutni predmet orisa
 findbar.title=Iskanje po dokumentu
 findbar_label=Najdi
 
-additional_layers=Dodatne plasti
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Stran {{page}}
+
+additional_layers=Dodatne plasti
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Stran {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Prekliči
 printing_not_supported=Opozorilo: ta brskalnik ne podpira vseh možnosti tiskanja.
 printing_not_ready=Opozorilo: PDF ni v celoti naložen za tiskanje.
 web_fonts_disabled=Spletne pisave so onemogočene: vgradnih pisav za PDF ni mogoče uporabiti.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Ta dokument PDF vsebuje digitalne podpise. Preverjanje veljavnosti podpisov ni podprto.
diff --git a/l10n/son/viewer.properties b/l10n/son/viewer.properties
index 683ed14d4..4f16cd96c 100644
--- a/l10n/son/viewer.properties
+++ b/l10n/son/viewer.properties
@@ -159,6 +159,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Firka
+
 loading_error=Firka bangay kaŋ PDF goo ma zumandi.
 invalid_file_error=PDF tuku laala wala laybante.
 missing_file_error=PDF tuku kumante.
diff --git a/l10n/sq/viewer.properties b/l10n/sq/viewer.properties
index 516cb96c5..62fb33ccd 100644
--- a/l10n/sq/viewer.properties
+++ b/l10n/sq/viewer.properties
@@ -144,9 +144,10 @@ thumbs_label=Miniatura
 findbar.title=Gjeni në Dokument
 findbar_label=Gjej
 
-additional_layers=Shtresa Shtesë
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Faqja {{page}}
+
+additional_layers=Shtresa Shtesë
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -220,6 +221,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Gabim
+
 loading_error=Ndodhi një gabim gjatë ngarkimit të PDF-së.
 invalid_file_error=Kartelë PDF e pavlefshme ose e dëmtuar.
 missing_file_error=Kartelë PDF që mungon.
diff --git a/l10n/sv-SE/viewer.properties b/l10n/sv-SE/viewer.properties
index f79e43cf3..60299d14b 100644
--- a/l10n/sv-SE/viewer.properties
+++ b/l10n/sv-SE/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Aktuellt dispositionsobjekt
 findbar.title=Sök i dokument
 findbar_label=Sök
 
-additional_layers=Ytterligare lager
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Sida {{page}}
+
+additional_layers=Ytterligare lager
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Sida {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Avbryt
 printing_not_supported=Varning: Utskrifter stöds inte helt av den här webbläsaren.
 printing_not_ready=Varning: PDF:en är inte klar för utskrift.
 web_fonts_disabled=Webbtypsnitt är inaktiverade: kan inte använda inbäddade PDF-typsnitt.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Detta PDF-dokument innehåller digitala signaturer. Validering av signaturer stöds inte.
diff --git a/l10n/szl/viewer.properties b/l10n/szl/viewer.properties
index a7b8a9044..ed4bbd4e8 100644
--- a/l10n/szl/viewer.properties
+++ b/l10n/szl/viewer.properties
@@ -151,9 +151,10 @@ thumbs_label=Miniatury
 findbar.title=Znojdź w dokumyncie
 findbar_label=Znojdź
 
-additional_layers=Nadbytnie warstwy
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Strōna {{page}}
+
+additional_layers=Nadbytnie warstwy
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
diff --git a/l10n/ta/viewer.properties b/l10n/ta/viewer.properties
index 669ba0c56..cade21bc7 100644
--- a/l10n/ta/viewer.properties
+++ b/l10n/ta/viewer.properties
@@ -180,6 +180,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=பிழை
+
 loading_error=PDF ஐ ஏற்றும் போது ஒரு பிழை ஏற்பட்டது.
 invalid_file_error=செல்லுபடியாகாத அல்லது சிதைந்த PDF கோப்பு.
 missing_file_error=PDF கோப்பு காணவில்லை.
diff --git a/l10n/te/viewer.properties b/l10n/te/viewer.properties
index 6839138b1..517509324 100644
--- a/l10n/te/viewer.properties
+++ b/l10n/te/viewer.properties
@@ -136,9 +136,10 @@ thumbs_label=థంబ్‌నైల్స్
 findbar.title=పత్రములో కనుగొనుము
 findbar_label=కనుగొను
 
-additional_layers=అదనపు పొరలు
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=పేజి {{page}}
+
+additional_layers=అదనపు పొరలు
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -201,6 +202,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=దోషం
+
 loading_error=PDF లోడవుచున్నప్పుడు ఒక దోషం ఎదురైంది.
 invalid_file_error=చెల్లని లేదా పాడైన PDF ఫైలు.
 missing_file_error=దొరకని PDF ఫైలు.
diff --git a/l10n/tg/viewer.properties b/l10n/tg/viewer.properties
index bb1a894c2..95967e32f 100644
--- a/l10n/tg/viewer.properties
+++ b/l10n/tg/viewer.properties
@@ -139,3 +139,4 @@ password_cancel=Бекор кардан
 
 # LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
 # exact string as in the `chrome.properties` file.
+
diff --git a/l10n/th/viewer.properties b/l10n/th/viewer.properties
index 6b51c795a..4ce6147d0 100644
--- a/l10n/th/viewer.properties
+++ b/l10n/th/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=รายการเค้าร่างปัจ
 findbar.title=ค้นหาในเอกสาร
 findbar_label=ค้นหา
 
-additional_layers=เลเยอร์เพิ่มเติม
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=หน้า {{page}}
+
+additional_layers=เลเยอร์เพิ่มเติม
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=หน้า {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=ยกเลิก
 printing_not_supported=คำเตือน: เบราว์เซอร์นี้ไม่ได้สนับสนุนการพิมพ์อย่างเต็มที่
 printing_not_ready=คำเตือน: PDF ไม่ได้รับการโหลดอย่างเต็มที่สำหรับการพิมพ์
 web_fonts_disabled=แบบอักษรเว็บถูกปิดใช้งาน: ไม่สามารถใช้แบบอักษร PDF ฝังตัว
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=เอกสาร PDF นี้มีลายเซ็นดิจิทัล ไม่รองรับการตรวจสอบลายเซ็น
diff --git a/l10n/tl/viewer.properties b/l10n/tl/viewer.properties
index d3cce44e9..6a9fd03b1 100644
--- a/l10n/tl/viewer.properties
+++ b/l10n/tl/viewer.properties
@@ -151,9 +151,10 @@ thumbs_label=Mga thumbnail
 findbar.title=Hanapin sa Dokumento
 findbar_label=Hanapin
 
-additional_layers=Mga Karagdagang Layer
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Pahina {{page}}
+
+additional_layers=Mga Karagdagang Layer
 # Thumbnails panel item (tooltip and alt text for images)
 # LOCALIZATION NOTE (thumb_page_title): "{{page}}" will be replaced by the page
 # number.
@@ -227,6 +228,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Error
+
 loading_error=Nagkaproblema habang niloload ang PDF.
 invalid_file_error=Di-wasto o sira ang PDF file.
 missing_file_error=Nawawalang PDF file.
diff --git a/l10n/tr/viewer.properties b/l10n/tr/viewer.properties
index b4bde4187..7e14fbba2 100644
--- a/l10n/tr/viewer.properties
+++ b/l10n/tr/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Mevcut ana hat öğesi
 findbar.title=Belgede bul
 findbar_label=Bul
 
-additional_layers=Ek katmanlar
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Sayfa {{page}}
+
+additional_layers=Ek katmanlar
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Sayfa {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=İptal
 printing_not_supported=Uyarı: Yazdırma bu tarayıcı tarafından tam olarak desteklenmemektedir.
 printing_not_ready=Uyarı: PDF tamamen yüklenmedi ve yazdırmaya hazır değil.
 web_fonts_disabled=Web fontları devre dışı: Gömülü PDF fontları kullanılamıyor.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Bu PDF belgesi dijital imzalar içermektedir. İmzaların doğrulanması desteklenmiyor.
diff --git a/l10n/uk/viewer.properties b/l10n/uk/viewer.properties
index 99c5415b5..87d407c99 100644
--- a/l10n/uk/viewer.properties
+++ b/l10n/uk/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Поточний елемент змісту
 findbar.title=Знайти в документі
 findbar_label=Знайти
 
-additional_layers=Додаткові шари
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Сторінка {{page}}
+
+additional_layers=Додаткові шари
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Сторінка {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Скасувати
 printing_not_supported=Попередження: Цей браузер не повністю підтримує друк.
 printing_not_ready=Попередження: PDF не повністю завантажений для друку.
 web_fonts_disabled=Веб-шрифти вимкнено: неможливо використати вбудовані у PDF шрифти.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Цей PDF-документ містить цифрові підписи. Перевірка підписів не підтримується.
diff --git a/l10n/uz/viewer.properties b/l10n/uz/viewer.properties
index 6ad24319e..638fde579 100644
--- a/l10n/uz/viewer.properties
+++ b/l10n/uz/viewer.properties
@@ -149,6 +149,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Xato
+
 loading_error=PDF yuklanayotganda xato yuz berdi.
 invalid_file_error=Xato yoki buzuq PDF fayli.
 missing_file_error=PDF fayl kerak.
diff --git a/l10n/vi/viewer.properties b/l10n/vi/viewer.properties
index 0116a1b2f..a8aa396da 100644
--- a/l10n/vi/viewer.properties
+++ b/l10n/vi/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=Mục phác thảo hiện tại
 findbar.title=Tìm trong tài liệu
 findbar_label=Tìm
 
-additional_layers=Các lớp bổ sung
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=Trang {{page}}
+
+additional_layers=Các lớp bổ sung
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=Trang {{page}}
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=Hủy bỏ
 printing_not_supported=Cảnh báo: In ấn không được hỗ trợ đầy đủ ở trình duyệt này.
 printing_not_ready=Cảnh báo: PDF chưa được tải hết để in.
 web_fonts_disabled=Phông chữ Web bị vô hiệu hóa: không thể sử dụng các phông chữ PDF được nhúng.
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=Tài liệu PDF này có chứa chữ ký điện tử. Xác thực chữ ký không được hỗ trợ.
diff --git a/l10n/wo/viewer.properties b/l10n/wo/viewer.properties
index 38c7bc184..3c7b89942 100644
--- a/l10n/wo/viewer.properties
+++ b/l10n/wo/viewer.properties
@@ -110,6 +110,7 @@ page_scale_actual=Dayo bi am
 
 # Loading indicator messages
 loading_error_indicator=Njumte
+
 loading_error=Am na njumte ci yebum dencukaay PDF bi.
 invalid_file_error=Dencukaay PDF bi baaxul walla mu sankar.
 
diff --git a/l10n/xh/viewer.properties b/l10n/xh/viewer.properties
index 52cd75e5b..6f76c4523 100644
--- a/l10n/xh/viewer.properties
+++ b/l10n/xh/viewer.properties
@@ -163,6 +163,7 @@ page_scale_percent={{scale}}%
 
 # Loading indicator messages
 loading_error_indicator=Imposiso
+
 loading_error=Imposiso yenzekile xa kulayishwa i-PDF.
 invalid_file_error=Ifayile ye-PDF engeyiyo okanye eyonakalisiweyo.
 missing_file_error=Ifayile ye-PDF edukileyo.
diff --git a/l10n/zh-CN/viewer.properties b/l10n/zh-CN/viewer.properties
index 27ef370fb..0648ee277 100644
--- a/l10n/zh-CN/viewer.properties
+++ b/l10n/zh-CN/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=当前大纲项目
 findbar.title=在文档中查找
 findbar_label=查找
 
-additional_layers=其他图层
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=第 {{page}} 页
+
+additional_layers=其他图层
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=第 {{page}} 页
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=取消
 printing_not_supported=警告：此浏览器尚未完整支持打印功能。
 printing_not_ready=警告：此 PDF 未完成载入，无法打印。
 web_fonts_disabled=Web 字体已被禁用：无法使用嵌入的 PDF 字体。
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=此 PDF 文档包含数字签名。尚不支持签名验证。
diff --git a/l10n/zh-TW/viewer.properties b/l10n/zh-TW/viewer.properties
index 5480dc624..e29bcf428 100644
--- a/l10n/zh-TW/viewer.properties
+++ b/l10n/zh-TW/viewer.properties
@@ -153,9 +153,10 @@ current_outline_item_label=目前的大綱項目
 findbar.title=在文件中尋找
 findbar_label=尋找
 
-additional_layers=其他圖層
 # LOCALIZATION NOTE (page_canvas): "{{page}}" will be replaced by the page number.
 page_canvas=第 {{page}} 頁
+
+additional_layers=其他圖層
 # LOCALIZATION NOTE (page_landmark): "{{page}}" will be replaced by the page number.
 page_landmark=第 {{page}} 頁
 # Thumbnails panel item (tooltip and alt text for images)
@@ -256,6 +257,3 @@ password_cancel=取消
 printing_not_supported=警告: 此瀏覽器未完整支援列印功能。
 printing_not_ready=警告: 此 PDF 未完成下載以供列印。
 web_fonts_disabled=已停用網路字型 (Web fonts): 無法使用 PDF 內嵌字型。
-# LOCALIZATION NOTE (unsupported_feature_signatures): Should contain the same
-# exact string as in the `chrome.properties` file.
-unsupported_feature_signatures=此 PDF 文件包含數位簽章，目前不支援簽章驗證功能。