diff --git a/index.html b/index.html
index 81bc8248..600c999c 100644
--- a/index.html
+++ b/index.html
@@ -147,31 +147,7 @@
         </div>
       </div>
     </div>
-    <!-- Edge 兼容：hiprint socket.io 连接添加 polling 降级策略，防止 WebSocket-only 连接在 Edge 下失败 -->
-    <script>
-      (function() {
-        var _io = window.io;
-        Object.defineProperty(window, 'io', {
-          configurable: true,
-          enumerable: true,
-          get: function() { return _io; },
-          set: function(fn) {
-            if (typeof fn === 'function' && fn !== _io && !fn.__hiprintPatched) {
-              var _orig = fn;
-              _io = function(url, opts) {
-                opts = Object.assign({}, opts || {});
-                opts.transports = ['websocket', 'polling'];
-                return _orig(url, opts);
-              };
-              _io.__hiprintPatched = true;
-            } else {
-              _io = fn;
-            }
-          }
-        });
-      })();
-    </script>
+    <script src="/hiprint-edge-fix.js"></script>
     <script type="module" src="/src/main.ts"></script>
   </body>
 </html>
-