diff --git a/web/toolbar.js b/web/toolbar.js
index 516cc096b..3d33cdce7 100644
--- a/web/toolbar.js
+++ b/web/toolbar.js
@@ -39,7 +39,6 @@ const PAGE_NUMBER_LOADING_INDICATOR = "visiblePageIsLoading";
  * @property {HTMLButtonElement} zoomIn - Button to zoom in the pages.
  * @property {HTMLButtonElement} zoomOut - Button to zoom out the pages.
  * @property {HTMLButtonElement} viewFind - Button to open find bar.
- * @property {HTMLButtonElement} openFile - Button to open a new document.
  * @property {HTMLButtonElement} editorFreeTextButton - Button to switch to
  *   FreeText editing.
  * @property {HTMLButtonElement} download - Button to download the document.
@@ -97,9 +96,6 @@ class Toolbar {
         },
       },
     ];
-    if (typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")) {
-      this.buttons.push({ element: options.openFile, eventName: "openfile" });
-    }
     this.items = {
       numPages: options.numPages,
       pageNumber: options.pageNumber,
diff --git a/web/viewer.css b/web/viewer.css
index c82c58b16..835046348 100644
--- a/web/viewer.css
+++ b/web/viewer.css
@@ -919,13 +919,12 @@ body {
   mask-image: var(--toolbarButton-editorStamp-icon);
 }
 
-#print::before,
-#secondaryPrint::before {
+:is(#print, #secondaryPrint)::before {
   mask-image: var(--toolbarButton-print-icon);
 }
 
 /*#if GENERIC*/
-:is(#openFile, #secondaryOpenFile)::before {
+#secondaryOpenFile::before {
   mask-image: var(--toolbarButton-openFile-icon);
 }
 /*#endif*/
@@ -1435,7 +1434,6 @@ dialog :link {
   }
 }
 
-.visibleLargeView,
 .visibleMediumView {
   display: none;
 }
@@ -1459,15 +1457,6 @@ dialog :link {
   }
 }
 
-@media all and (max-width: 820px) {
-  #outerContainer .hiddenLargeView {
-    display: none;
-  }
-  #outerContainer .visibleLargeView {
-    display: inherit;
-  }
-}
-
 @media all and (max-width: 750px) {
   #outerContainer .hiddenMediumView {
     display: none;
diff --git a/web/viewer.html b/web/viewer.html
index 714f98b04..32bf487ca 100644
--- a/web/viewer.html
+++ b/web/viewer.html
@@ -210,7 +210,7 @@ See https://github.com/adobe-type-tools/cmap-resources
         <div id="secondaryToolbar" class="secondaryToolbar hidden doorHangerRight">
           <div id="secondaryToolbarButtonContainer">
 <!--#if GENERIC-->
-            <button id="secondaryOpenFile" class="secondaryToolbarButton visibleLargeView" title="Open File" tabindex="51" data-l10n-id="pdfjs-open-file-button">
+            <button id="secondaryOpenFile" class="secondaryToolbarButton" title="Open File" tabindex="51" data-l10n-id="pdfjs-open-file-button">
               <span data-l10n-id="pdfjs-open-file-button-label">Open</span>
             </button>
 <!--#endif-->
@@ -224,7 +224,7 @@ See https://github.com/adobe-type-tools/cmap-resources
             </button>
 
 <!--#if GENERIC-->
-            <div class="horizontalToolbarSeparator visibleLargeView"></div>
+            <div class="horizontalToolbarSeparator"></div>
 <!--#else-->
 <!--        <div class="horizontalToolbarSeparator visibleMediumView"></div>-->
 <!--#endif-->
@@ -329,12 +329,6 @@ See https://github.com/adobe-type-tools/cmap-resources
                 <span id="numPages" class="toolbarLabel"></span>
               </div>
               <div id="toolbarViewerRight">
-<!--#if GENERIC-->
-                <button id="openFile" class="toolbarButton hiddenLargeView" title="Open File" tabindex="31" data-l10n-id="pdfjs-open-file-button">
-                  <span data-l10n-id="pdfjs-open-file-button-label">Open</span>
-                </button>
-<!--#endif-->
-
                 <button id="print" class="toolbarButton hiddenMediumView" title="Print" tabindex="32" data-l10n-id="pdfjs-print-button">
                   <span data-l10n-id="pdfjs-print-button-label">Print</span>
                 </button>
diff --git a/web/viewer.js b/web/viewer.js
index 3e2947f0f..0f9c31b42 100644
--- a/web/viewer.js
+++ b/web/viewer.js
@@ -52,10 +52,6 @@ function getViewerConfiguration() {
       zoomIn: document.getElementById("zoomIn"),
       zoomOut: document.getElementById("zoomOut"),
       viewFind: document.getElementById("viewFind"),
-      openFile:
-        typeof PDFJSDev === "undefined" || PDFJSDev.test("GENERIC")
-          ? document.getElementById("openFile")
-          : null,
       print: document.getElementById("print"),
       editorFreeTextButton: document.getElementById("editorFreeText"),
       editorFreeTextParamsToolbar: document.getElementById(