diff --git a/html/watch.ejs b/html/watch.ejs
index 8ad2d78d..0d7c2ade 100644
--- a/html/watch.ejs
+++ b/html/watch.ejs
@@ -1023,7 +1023,7 @@ Offical Discord Server! :3
   });
 %>  
 
-<% if (itag && !qua) { %>
+<% if (itag && qua !== "medium") { %>
   <audio id="aud" preload>
     <source src="<%=u%>/latest_version?id=<%=VideoData.videoId%>&itag=<%=itag%>&local=true" type="video/mp4"  />
   </audio>
@@ -1040,7 +1040,7 @@ Offical Discord Server! :3
       </noscript>
    
       <video poster="<%- media_proxy_url %>/proxy?url=https://i.ytimg.com/vi/<%= VideoData.videoId %>/hqdefault.jpg" class="video-js player video-ambient-container" id="video" style="border-radius: 16px; box-sizing: border-box; min-width: 100%; display: block;" preload>
-   <% if (isvidious) { %>
+  <% if (isvidious) { %>
   <% if (!qua) { %>
     <% 
       let itag = '136'; // Default itag
@@ -1072,6 +1072,22 @@ Offical Discord Server! :3
       <source src="<%=u%>/latest_version?id=<%=VideoData.videoId%>&itag=<%=ultraItag%>&local=true" type="video/mp4" label="ultrahigh" selected="true">
     <% } %>
   <% } %>
+
+  <% if (qua === "4k") { %>
+    <%
+      let fourKItag = null;
+      VideoData.adaptiveFormats.forEach(format => {
+        if (format.itag == '313') {
+          fourKItag = '313';
+        } else if (format.itag == '401' && !fourKItag) {
+          fourKItag = '401';
+        }
+      });
+    %>
+    <% if (fourKItag) { %>
+      <source src="<%=u%>/latest_version?id=<%=VideoData.videoId%>&itag=<%=fourKItag%>&local=true" type="video/mp4" label="4k" selected="true">
+    <% } %>
+  <% } %>
 <% } %>
 
 
@@ -1113,13 +1129,21 @@ Offical Discord Server! :3
     
     <div class="pwp">
 <%
-  // Check if ultrahigh sources exist
+  // Check if ultrahigh sources (2K) exist
   let uhdAvailable = false;
   VideoData.adaptiveFormats.forEach(format => {
     if (format.itag == '400' || format.itag == '271') {
       uhdAvailable = true;
     }
   });
+
+  // Check if 4K sources exist
+  let fourKAvailable = false;
+  VideoData.adaptiveFormats.forEach(format => {
+    if (format.itag == '313' || format.itag == '401') {
+      fourKAvailable = true;
+    }
+  });
 %>
 
 <% if (!qua) { %> 
@@ -1128,6 +1152,9 @@ Offical Discord Server! :3
   <% if (uhdAvailable) { %>
     <a href="/watch?v=<%=VideoData.videoId%>&quality=ultrahigh"><i style="display: block;" title="2K Definition" class="fa-light fa-2k-definition"></i> 2K Definition</a>
   <% } %>
+  <% if (fourKAvailable) { %>
+    <a href="/watch?v=<%=VideoData.videoId%>&quality=4k"><i style="display: block;" title="4K Definition" class="fa-light fa-4k-definition"></i> 4K Definition</a>
+  <% } %>
 <% } %>
 
 <% if (qua === "medium") { %> 
@@ -1136,14 +1163,30 @@ Offical Discord Server! :3
   <% if (uhdAvailable) { %>
     <a href="/watch?v=<%=VideoData.videoId%>&quality=ultrahigh"><i style="display: block;" title="2K Definition" class="fa-light fa-2k-definition"></i> 2K Definition</a>
   <% } %>
+  <% if (fourKAvailable) { %>
+    <a href="/watch?v=<%=VideoData.videoId%>&quality=4k"><i style="display: block;" title="4K Definition" class="fa-light fa-4k-definition"></i> 4K Definition</a>
+  <% } %>
 <% } %>
 
 <% if (qua === "ultrahigh" && uhdAvailable) { %> 
   <a href="/watch?v=<%=VideoData.videoId%>"><i style="display: block;" title="High Definition" class="fa-light fa-high-definition"></i> High Definition</a>
   <a href="/watch?v=<%=VideoData.videoId%>&quality=medium"><i style="display: block;" title="Standard Definition" class="fa-light fa-standard-definition"></i> Standard Definition</a>
   <a><i style="display: block;" title="2K Definition [Current]" class="fa-solid fa-2k-definition"></i> 2K Definition</a>
+  <% if (fourKAvailable) { %>
+    <a href="/watch?v=<%=VideoData.videoId%>&quality=4k"><i style="display: block;" title="4K Definition" class="fa-light fa-4k-definition"></i> 4K Definition</a>
+  <% } %>
 <% } %>
 
+<% if (qua === "4k" && fourKAvailable) { %> 
+  <a href="/watch?v=<%=VideoData.videoId%>"><i style="display: block;" title="High Definition" class="fa-light fa-high-definition"></i> High Definition</a>
+  <a href="/watch?v=<%=VideoData.videoId%>&quality=medium"><i style="display: block;" title="Standard Definition" class="fa-light fa-standard-definition"></i> Standard Definition</a>
+  <% if (uhdAvailable) { %>
+    <a href="/watch?v=<%=VideoData.videoId%>&quality=ultrahigh"><i style="display: block;" title="2K Definition" class="fa-light fa-2k-definition"></i> 2K Definition</a>
+  <% } %>
+  <a><i style="display: block;" title="4K Definition [Current]" class="fa-solid fa-4k-definition"></i> 4K Definition</a>
+<% } %>
+
+
       <input type="checkbox" class="v" id="box" style="display:none">
       <label class="h" for="box">
         <div class="fnt">