diff --git a/app/src/protyle/hint/index.ts b/app/src/protyle/hint/index.ts
index d55fe7274..521497bae 100644
--- a/app/src/protyle/hint/index.ts
+++ b/app/src/protyle/hint/index.ts
@@ -955,8 +955,7 @@ ${genHintItemHTML(item)}
         }
         if (event.key === "ArrowLeft" || event.key === "ArrowRight") {
             hideElements(["hint"], protyle);
-            event.preventDefault();
-            event.stopPropagation();
+            // 不需要 preventDefault https://github.com/siyuan-note/siyuan/issues/11846
             return true;
         }
         return false;
diff --git a/app/src/protyle/wysiwyg/keydown.ts b/app/src/protyle/wysiwyg/keydown.ts
index aa2e1c696..1cf547071 100644
--- a/app/src/protyle/wysiwyg/keydown.ts
+++ b/app/src/protyle/wysiwyg/keydown.ts
@@ -553,8 +553,6 @@ export const keydown = (protyle: IProtyle, editorElement: HTMLElement) => {
         if (!event.altKey && !event.shiftKey &&
             ((event.key.indexOf("Arrow") > -1 && isNotCtrl(event)) || event.key === "Enter") &&
             !protyle.hint.element.classList.contains("fn__none") && protyle.hint.select(event, protyle)) {
-            event.stopPropagation();
-            event.preventDefault();
             return;
         }
         if (matchHotKey("⌘/", event)) {