Changed version to 21H1

index.html

@@ -112,8 +112,8 @@ By downloading any of these images, you agree to Microsoft&#8217;s <a href="http
 
 <div id="modal_buildinfo">
 	<div class="modal-content">
-		<div class="header">
-				<h2>This build is based on Windows 10 20H2</h2>
+		<div class="header">
+				<h2>This build is based on Windows 10 21H1</h2>
 
 				<p><b>Highlights:</b></p>