diff --git a/app/src/protyle/util/compatibility.ts b/app/src/protyle/util/compatibility.ts
index 4f0a1837f..f1e10719c 100644
--- a/app/src/protyle/util/compatibility.ts
+++ b/app/src/protyle/util/compatibility.ts
@@ -7,7 +7,12 @@ export const openByMobile = (uri: string) => {
         return;
     }
     if (window.siyuan.config.system.container === "ios") {
-        window.location.href = uri;
+        try {
+            new URL(uri);
+            window.location.href = uri;
+        } catch (e) {
+            window.location.href = 'http://' + uri;
+        }
     } else if (isInAndroid()) {
         window.JSAndroid.openExternal(uri);
     } else {