diff --git a/window 12 b/window 12
new file mode 100644
index 0000000000..03fb4bdff1
--- /dev/null
+++ b/window 12	
@@ -0,0 +1,62 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+  <meta charset="UTF-8">
+  <title>Windows Update</title>
+  <style>
+    html, body {
+      margin: 0;
+      padding: 0;
+      background-color: #0b0b45;
+      color: white;
+      font-family: Segoe UI, sans-serif;
+      font-size: 1.5rem;
+      display: flex;
+      justify-content: center;
+      align-items: center;
+      height: 100vh;
+      text-align: center;
+      flex-direction: column;
+    }
+    .loader {
+      margin-top: 30px;
+      width: 50px;
+      height: 50px;
+      border: 6px solid #ffffff33;
+      border-top: 6px solid white;
+      border-radius: 50%;
+      animation: spin 1s linear infinite;
+    }
+    @keyframes spin {
+      0% { transform: rotate(0deg); }
+      100% { transform: rotate(360deg); }
+    }
+    .message {
+      max-width: 600px;
+    }
+  </style>
+</head>
+<body onclick="openFullscreen()">
+  <div class="message">
+    Working on updates<br>
+    Don't turn off your computer<br><br>
+    This will take a while...<br>
+    <small>100% complete</small>
+  </div>
+  <div class="loader"></div>
+
+  <script>
+    // Trigger fullscreen on click (to make it immersive)
+    function openFullscreen() {
+      let elem = document.documentElement;
+      if (elem.requestFullscreen) {
+        elem.requestFullscreen();
+      } else if (elem.webkitRequestFullscreen) {
+        elem.webkitRequestFullscreen();
+      } else if (elem.msRequestFullscreen) {
+        elem.msRequestFullscreen();
+      }
+    }
+  </script>
+</body>
+</html>
