diff --git a/app/src/mobile/menu/search.ts b/app/src/mobile/menu/search.ts
index 22b11960d..eab5e0438 100644
--- a/app/src/mobile/menu/search.ts
+++ b/app/src/mobile/menu/search.ts
@@ -717,7 +717,7 @@ export const popSearch = (app: App, searchConfig?: any) => {
         <svg class="svg--mid"><use xlink:href="#iconSearch"></use></svg>
         <svg class="svg--smaller"><use xlink:href="#iconDown"></use></svg>
     </span>
-    <input id="toolbarSearch" placeholder="${window.siyuan.languages.showRecentUpdatedBlocks}" class="toolbar__title fn__block">
+    <input id="toolbarSearch" placeholder="${window.siyuan.languages.showRecentUpdatedBlocks}" class="toolbar__title fn__block" autocomplete="off" spellcheck="false">
     <svg id="toolbarSearchNew" class="toolbar__icon"><use xlink:href="#iconFile"></use></svg>
 </div>`,
         html: `<div class="fn__flex-column" style="height: 100%">
diff --git a/app/src/search/util.ts b/app/src/search/util.ts
index 3ad4a6829..58b33ace0 100644
--- a/app/src/search/util.ts
+++ b/app/src/search/util.ts
@@ -135,7 +135,7 @@ export const genSearch = (app: App, config: Config.IUILayoutTabSearchConfig, ele
                 <svg data-menu="true" class="b3-form__icon-icon"><use xlink:href="#iconSearch"></use></svg>
                 <svg class="search__arrowdown"><use xlink:href="#iconDown"></use></svg>
             </span>
-            <input id="searchInput" class="b3-text-field b3-text-field--text" placeholder="${window.siyuan.languages.showRecentUpdatedBlocks}">
+            <input id="searchInput" class="b3-text-field b3-text-field--text" placeholder="${window.siyuan.languages.showRecentUpdatedBlocks}" autocomplete="off" spellcheck="false">
         </div>
         <div class="block__icons">
             <span id="searchFilter" aria-label="${window.siyuan.languages.searchType}" class="block__icon ariaLabel" data-position="9south">