diff --git a/app/src/protyle/wysiwyg/index.ts b/app/src/protyle/wysiwyg/index.ts
index b88e9f476..0635c78d1 100644
--- a/app/src/protyle/wysiwyg/index.ts
+++ b/app/src/protyle/wysiwyg/index.ts
@@ -1814,7 +1814,7 @@ export class WYSIWYG {
                         openByMobile(linkAddress);
                         /// #endif
                     }
-                } else {
+                } else if (linkAddress) {
                     /// #if !BROWSER
                     shell.openExternal(linkAddress).catch((e) => {
                         showMessage(e);