diff --git a/app/components/chat.tsx b/app/components/chat.tsx
index b6920964..4ab61644 100644
--- a/app/components/chat.tsx
+++ b/app/components/chat.tsx
@@ -4,7 +4,7 @@ import { memo, useState, useRef, useEffect, useLayoutEffect } from "react";
 import SendWhiteIcon from "../icons/send-white.svg";
 import BrainIcon from "../icons/brain.svg";
 import ExportIcon from "../icons/export.svg";
-import MenuIcon from "../icons/menu.svg";
+import ReturnIcon from "../icons/return.svg";
 import CopyIcon from "../icons/copy.svg";
 import DownloadIcon from "../icons/download.svg";
 import LoadingIcon from "../icons/three-dots.svg";
@@ -404,6 +404,7 @@ export function Chat(props: {
 
   // submit user input
   const onUserSubmit = () => {
+    if (userInput.length <= 0) return;
     setIsLoading(true);
     chatStore.onUserInput(userInput).then(() => setIsLoading(false));
     setUserInput("");
@@ -420,7 +421,6 @@ export function Chat(props: {
   // check if should send message
   const onInputKeyDown = (e: React.KeyboardEvent<HTMLTextAreaElement>) => {
     if (shouldSubmit(e)) {
-      setAutoScroll(true);
       onUserSubmit();
       e.preventDefault();
     }
@@ -507,13 +507,10 @@ export function Chat(props: {
   return (
     <div className={styles.chat} key={session.id}>
       <div className={styles["window-header"]}>
-        <div
-          className={styles["window-header-title"]}
-          onClick={props?.showSideBar}
-        >
+        <div className={styles["window-header-title"]}>
           <div
             className={`${styles["window-header-main-title"]} ${styles["chat-body-title"]}`}
-            onClick={() => {
+            onClickCapture={() => {
               const newTopic = prompt(Locale.Chat.Rename, session.topic);
               if (newTopic && newTopic !== session.topic) {
                 chatStore.updateCurrentSession(
@@ -531,7 +528,7 @@ export function Chat(props: {
         <div className={styles["window-actions"]}>
           <div className={styles["window-action-button"] + " " + styles.mobile}>
             <IconButton
-              icon={<MenuIcon />}
+              icon={<ReturnIcon />}
               bordered
               title={Locale.Chat.Actions.ChatList}
               onClick={props?.showSideBar}
@@ -667,7 +664,7 @@ export function Chat(props: {
             onInput={(e) => onInput(e.currentTarget.value)}
             value={userInput}
             onKeyDown={onInputKeyDown}
-            onFocus={() => setAutoScroll(isMobileScreen())}
+            onFocus={() => setAutoScroll(true)}
             onBlur={() => {
               setAutoScroll(false);
               setTimeout(() => setPromptHints([]), 500);
@@ -679,7 +676,6 @@ export function Chat(props: {
             text={Locale.Chat.Send}
             className={styles["chat-input-send"]}
             noDark
-            disabled={!userInput}
             onClick={onUserSubmit}
           />
         </div>
diff --git a/app/icons/return.svg b/app/icons/return.svg
new file mode 100644
index 00000000..eba5e78f
--- /dev/null
+++ b/app/icons/return.svg
@@ -0,0 +1,21 @@
+<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" width="16"
+  height="16" viewBox="0 0 16 16" fill="none">
+  <defs>
+    <rect id="path_0" x="0" y="0" width="16" height="16" />
+  </defs>
+  <g opacity="1" transform="translate(0 0)  rotate(0 8 8)">
+    <mask id="bg-mask-0" fill="white">
+      <use xlink:href="#path_0"></use>
+    </mask>
+    <g mask="url(#bg-mask-0)">
+      <path id="路径 1"
+        style="stroke:#333333; stroke-width:1.3333333333333333; stroke-opacity:1; stroke-dasharray:0 0"
+        transform="translate(2 2.6666666666666665)  rotate(0 1.1666333333333334 2.1666666666666665)"
+        d="M2.33,0L0,2L2.33,4.33 " />
+      <path id="路径 2"
+        style="stroke:#333333; stroke-width:1.3333333333333333; stroke-opacity:1; stroke-dasharray:0 0"
+        transform="translate(2 4.666666666666666)  rotate(0 6.000006859869576 4.333333333333333)"
+        d="M0,0L7.66,0C9.96,0 11.91,1.87 12,4.17C12.09,6.59 10.09,8.67 7.66,8.67L2,8.67 " />
+    </g>
+  </g>
+</svg>
\ No newline at end of file