diff --git a/src/components/left/main/LeftMainHeader.tsx b/src/components/left/main/LeftMainHeader.tsx
index f5c12d92f..6c9937a51 100644
--- a/src/components/left/main/LeftMainHeader.tsx
+++ b/src/components/left/main/LeftMainHeader.tsx
@@ -271,6 +271,7 @@ const LeftMainHeader: FC<OwnProps & StateProps & DispatchProps> = ({
           focused={isSearchFocused}
           isLoading={isLoading}
           placeholder={searchInputPlaceholder}
+          autoComplete="off"
           canClose={Boolean(globalSearchChatId || searchDate)}
           onChange={onSearchQuery}
           onReset={onReset}
diff --git a/src/components/ui/SearchInput.tsx b/src/components/ui/SearchInput.tsx
index 01dd1083f..f0bed89c1 100644
--- a/src/components/ui/SearchInput.tsx
+++ b/src/components/ui/SearchInput.tsx
@@ -23,6 +23,7 @@ type OwnProps = {
   isLoading?: boolean;
   placeholder?: string;
   disabled?: boolean;
+  autoComplete?: string;
   canClose?: boolean;
   onChange: (value: string) => void;
   onReset?: NoneToVoidFunction;
@@ -41,6 +42,7 @@ const SearchInput: FC<OwnProps> = ({
   isLoading,
   placeholder,
   disabled,
+  autoComplete,
   canClose,
   onChange,
   onReset,
@@ -112,6 +114,7 @@ const SearchInput: FC<OwnProps> = ({
         className="form-control"
         value={value}
         disabled={disabled}
+        autoComplete={autoComplete}
         onChange={handleChange}
         onFocus={handleFocus}
         onBlur={handleBlur}