diff --git a/app/components/chat.module.scss b/app/components/chat.module.scss
index a3ab56062..d407d28e4 100644
--- a/app/components/chat.module.scss
+++ b/app/components/chat.module.scss
@@ -14,10 +14,11 @@
     padding: 4px 10px;
     animation: slide-in ease 0.3s;
     box-shadow: var(--card-shadow);
-    transition: all ease 0.3s;
+    transition: width ease 0.3s;
     align-items: center;
     height: 16px;
     width: var(--icon-width);
+    overflow: hidden;
 
     &:not(:last-child) {
       margin-right: 5px;
@@ -29,14 +30,16 @@
       opacity: 0;
       transform: translateX(-5px);
       transition: all ease 0.3s;
-      transition-delay: 0.1s;
       pointer-events: none;
     }
 
     &:hover {
+      --delay: 0.5s;
       width: var(--full-width);
+      transition-delay: var(--delay);
 
       .text {
+        transition-delay: var(--delay);
         opacity: 1;
         transform: translate(0);
       }
diff --git a/app/components/chat.tsx b/app/components/chat.tsx
index 7f54a7dd5..58dc01bd0 100644
--- a/app/components/chat.tsx
+++ b/app/components/chat.tsx
@@ -370,18 +370,27 @@ function ChatAction(props: {
 function useScrollToBottom() {
   // for auto-scroll
   const scrollRef = useRef<HTMLDivElement>(null);
-  const [autoScroll, setAutoScroll] = useState(true);
+  const autoScroll = useRef(true);
   const scrollToBottom = useCallback(() => {
     const dom = scrollRef.current;
     if (dom) {
       requestAnimationFrame(() => dom.scrollTo(0, dom.scrollHeight));
     }
   }, []);
+  const setAutoScroll = (enable: boolean) => {
+    autoScroll.current = enable;
+  };
 
   // auto scroll
   useEffect(() => {
-    autoScroll && scrollToBottom();
-  });
+    const intervalId = setInterval(() => {
+      if (autoScroll.current) {
+        scrollToBottom();
+      }
+    }, 30);
+    return () => clearInterval(intervalId);
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, []);
 
   return {
     scrollRef,
@@ -504,6 +513,7 @@ export function ChatActions(props: {
 
       {showModelSelector && (
         <Selector
+          defaultSelectedValue={currentModel}
           items={models.map((m) => ({
             title: m,
             value: m,
@@ -531,7 +541,7 @@ export function EditMessageModal(props: { onClose: () => void }) {
   return (
     <div className="modal-mask">
       <Modal
-        title={Locale.UI.Edit}
+        title={Locale.Chat.EditMessage.Title}
         onClose={props.onClose}
         actions={[
           <IconButton
@@ -589,10 +599,7 @@ export function Chat() {
   type RenderMessage = ChatMessage & { preview?: boolean };
 
   const chatStore = useChatStore();
-  const [session, sessionIndex] = useChatStore((state) => [
-    state.currentSession(),
-    state.currentSessionIndex,
-  ]);
+  const session = chatStore.currentSession();
   const config = useAppConfig();
   const fontSize = config.fontSize;
 
@@ -607,9 +614,14 @@ export function Chat() {
   const isMobileScreen = useMobileScreen();
   const navigate = useNavigate();
 
+  const lastBodyScroolTop = useRef(0);
   const onChatBodyScroll = (e: HTMLElement) => {
     const isTouchBottom = e.scrollTop + e.clientHeight >= e.scrollHeight - 10;
     setHitBottom(isTouchBottom);
+
+    // only enable auto scroll when scroll down and touched bottom
+    setAutoScroll(e.scrollTop >= lastBodyScroolTop.current && isTouchBottom);
+    lastBodyScroolTop.current = e.scrollTop;
   };
 
   // prompt hints
@@ -1035,7 +1047,6 @@ export function Chat() {
         ref={scrollRef}
         onScroll={(e) => onChatBodyScroll(e.currentTarget)}
         onMouseDown={() => inputRef.current?.blur()}
-        onWheel={(e) => setAutoScroll(hitBottom && e.deltaY > 0)}
         onTouchStart={() => {
           inputRef.current?.blur();
           setAutoScroll(false);
@@ -1147,7 +1158,7 @@ export function Chat() {
                       }}
                       fontSize={fontSize}
                       parentRef={scrollRef}
-                      defaultShow={i >= messages.length - 10}
+                      defaultShow={i >= messages.length - 6}
                     />
                   </div>
 
@@ -1192,7 +1203,6 @@ export function Chat() {
             value={userInput}
             onKeyDown={onInputKeyDown}
             onFocus={() => setAutoScroll(true)}
-            onBlur={() => setAutoScroll(false)}
             rows={inputRows}
             autoFocus={autoFocus}
             style={{
diff --git a/app/components/model-config.tsx b/app/components/model-config.tsx
index 76866129b..63950a40d 100644
--- a/app/components/model-config.tsx
+++ b/app/components/model-config.tsx
@@ -76,7 +76,7 @@ export function ModelConfigList(props: {
         <input
           type="number"
           min={100}
-          max={32000}
+          max={100000}
           value={props.modelConfig.max_tokens}
           onChange={(e) =>
             props.updateConfig(
@@ -169,7 +169,7 @@ export function ModelConfigList(props: {
           title={props.modelConfig.historyMessageCount.toString()}
           value={props.modelConfig.historyMessageCount}
           min="0"
-          max="32"
+          max="64"
           step="1"
           onChange={(e) =>
             props.updateConfig(
diff --git a/app/components/ui-lib.tsx b/app/components/ui-lib.tsx
index bf83712da..7025daf7e 100644
--- a/app/components/ui-lib.tsx
+++ b/app/components/ui-lib.tsx
@@ -443,6 +443,7 @@ export function Selector<T>(props: {
     subTitle?: string;
     value: T;
   }>;
+  defaultSelectedValue?: T;
   onSelection?: (selection: T[]) => void;
   onClose?: () => void;
   multiple?: boolean;
@@ -452,6 +453,7 @@ export function Selector<T>(props: {
       <div className={styles["selector-content"]}>
         <List>
           {props.items.map((item, i) => {
+            const selected = props.defaultSelectedValue === item.value;
             return (
               <ListItem
                 className={styles["selector-item"]}
@@ -462,7 +464,20 @@ export function Selector<T>(props: {
                   props.onSelection?.([item.value]);
                   props.onClose?.();
                 }}
-              ></ListItem>
+              >
+                {selected ? (
+                  <div
+                    style={{
+                      height: 10,
+                      width: 10,
+                      backgroundColor: "var(--primary)",
+                      borderRadius: 10,
+                    }}
+                  ></div>
+                ) : (
+                  <></>
+                )}
+              </ListItem>
             );
           })}
         </List>
diff --git a/app/locales/cn.ts b/app/locales/cn.ts
index 9b80e6269..87a815953 100644
--- a/app/locales/cn.ts
+++ b/app/locales/cn.ts
@@ -19,6 +19,7 @@ const cn = {
   Chat: {
     SubTitle: (count: number) => `与 SoulShellGPT 的 ${count} 条对话`,
     EditMessage: {
+      Title: "编辑消息记录",
       Topic: {
         Title: "聊天主题",
         SubTitle: "更改当前聊天主题",
@@ -274,7 +275,7 @@ const cn = {
   Context: {
     Toast: (x: any) => `包含 ${x} 条预设提示词`,
     Edit: "当前对话设置",
-    Add: "新增预设对话",
+    Add: "新增一条对话",
     Clear: "上下文已清除",
     Revert: "恢复上下文",
   },
diff --git a/app/locales/cs.ts b/app/locales/cs.ts
index 63d2c237f..b8a3b974c 100644
--- a/app/locales/cs.ts
+++ b/app/locales/cs.ts
@@ -5,7 +5,7 @@ const cs: PartialLocaleType = {
   WIP: "V přípravě...",
   Error: {
     Unauthorized:
-      "Neoprávněný přístup, zadejte přístupový kód na stránce nastavení.",
+      "Neoprávněný přístup, zadejte přístupový kód na [stránce](/#/auth) nastavení.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} zpráv`,
diff --git a/app/locales/de.ts b/app/locales/de.ts
index e8d4dc9c7..59b1fc927 100644
--- a/app/locales/de.ts
+++ b/app/locales/de.ts
@@ -5,7 +5,7 @@ const de: PartialLocaleType = {
   WIP: "In Bearbeitung...",
   Error: {
     Unauthorized:
-      "Unbefugter Zugriff, bitte geben Sie den Zugangscode auf der Einstellungsseite ein.",
+      "Unbefugter Zugriff, bitte geben Sie den Zugangscode auf der [Einstellungsseite](/#/auth) ein.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} Nachrichten`,
diff --git a/app/locales/en.ts b/app/locales/en.ts
index 4d9f633de..db60a32d4 100644
--- a/app/locales/en.ts
+++ b/app/locales/en.ts
@@ -21,6 +21,7 @@ const en: LocaleType = {
   Chat: {
     SubTitle: (count: number) => `${count} messages with SoulShellGPT`,
     EditMessage: {
+      Title: "Edit All Messages",
       Topic: {
         Title: "Topic",
         SubTitle: "Change the current topic",
diff --git a/app/locales/es.ts b/app/locales/es.ts
index 5f5ffc75d..6145eccc8 100644
--- a/app/locales/es.ts
+++ b/app/locales/es.ts
@@ -5,7 +5,7 @@ const es: PartialLocaleType = {
   WIP: "En construcción...",
   Error: {
     Unauthorized:
-      "Acceso no autorizado, por favor ingrese el código de acceso en la página de configuración.",
+      "Acceso no autorizado, por favor ingrese el código de acceso en la [página](/#/auth) de configuración.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} mensajes`,
diff --git a/app/locales/fr.ts b/app/locales/fr.ts
index f4cd1490d..a98d4a432 100644
--- a/app/locales/fr.ts
+++ b/app/locales/fr.ts
@@ -5,7 +5,7 @@ const fr: PartialLocaleType = {
   WIP: "Prochainement...",
   Error: {
     Unauthorized:
-      "Accès non autorisé, veuillez saisir le code d'accès dans la page des paramètres.",
+      "Accès non autorisé, veuillez saisir le code d'accès dans la [page](/#/auth) des paramètres.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} messages en total`,
diff --git a/app/locales/it.ts b/app/locales/it.ts
index 4b74ff3f0..6a2eabf40 100644
--- a/app/locales/it.ts
+++ b/app/locales/it.ts
@@ -5,7 +5,7 @@ const it: PartialLocaleType = {
   WIP: "Work in progress...",
   Error: {
     Unauthorized:
-      "Accesso non autorizzato, inserire il codice di accesso nella pagina delle impostazioni.",
+      "Accesso non autorizzato, inserire il codice di accesso nella [pagina](/#/auth) delle impostazioni.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} messaggi`,
diff --git a/app/locales/ko.ts b/app/locales/ko.ts
index ac5ee5df2..194e44769 100644
--- a/app/locales/ko.ts
+++ b/app/locales/ko.ts
@@ -5,7 +5,8 @@ import type { PartialLocaleType } from "./index";
 const ko: PartialLocaleType = {
   WIP: "곧 출시 예정...",
   Error: {
-    Unauthorized: "권한이 없습니다. 설정 페이지에서 액세스 코드를 입력하세요.",
+    Unauthorized:
+      "권한이 없습니다. 설정 페이지에서 액세스 코드를 [입력하세요](/#/auth).",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count}개의 메시지`,
diff --git a/app/locales/no.ts b/app/locales/no.ts
index e4b834964..43c92916f 100644
--- a/app/locales/no.ts
+++ b/app/locales/no.ts
@@ -4,7 +4,8 @@ import type { PartialLocaleType } from "./index";
 const no: PartialLocaleType = {
   WIP: "Arbeid pågår ...",
   Error: {
-    Unauthorized: "Du har ikke tilgang. Vennlig oppgi tildelt adgangskode.",
+    Unauthorized:
+      "Du har ikke tilgang. [Vennlig oppgi tildelt adgangskode](/#/auth).",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} meldinger`,
diff --git a/app/locales/ru.ts b/app/locales/ru.ts
index 76be21a36..313acf544 100644
--- a/app/locales/ru.ts
+++ b/app/locales/ru.ts
@@ -5,7 +5,7 @@ const ru: PartialLocaleType = {
   WIP: "Скоро...",
   Error: {
     Unauthorized:
-      "Несанкционированный доступ. Пожалуйста, введите код доступа на странице настроек.",
+      "Несанкционированный доступ. Пожалуйста, введите код доступа на [странице](/#/auth) настроек.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} сообщений`,
diff --git a/app/locales/tr.ts b/app/locales/tr.ts
index ad6b66fd4..46fdd6285 100644
--- a/app/locales/tr.ts
+++ b/app/locales/tr.ts
@@ -5,7 +5,7 @@ const tr: PartialLocaleType = {
   WIP: "Çalışma devam ediyor...",
   Error: {
     Unauthorized:
-      "Yetkisiz erişim, lütfen erişim kodunu ayarlar sayfasından giriniz.",
+      "Yetkisiz erişim, lütfen erişim kodunu ayarlar [sayfasından](/#/auth) giriniz.",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} mesaj`,
diff --git a/app/locales/tw.ts b/app/locales/tw.ts
index 7ec8aaee0..175629c7b 100644
--- a/app/locales/tw.ts
+++ b/app/locales/tw.ts
@@ -4,7 +4,7 @@ import type { PartialLocaleType } from "./index";
 const tw: PartialLocaleType = {
   WIP: "該功能仍在開發中……",
   Error: {
-    Unauthorized: "目前您的狀態是未授權，請前往設定頁面輸入授權碼。",
+    Unauthorized: "目前您的狀態是未授權，請前往[設定頁面](/#/auth)輸入授權碼。",
   },
   ChatItem: {
     ChatItemCount: (count: number) => `${count} 條對話`,
diff --git a/app/store/config.ts b/app/store/config.ts
index dbecf1ae1..e865f024c 100644
--- a/app/store/config.ts
+++ b/app/store/config.ts
@@ -81,7 +81,7 @@ export const ModalConfigValidator = {
     return x as ModelType;
   },
   max_tokens(x: number) {
-    return limitNumber(x, 0, 32000, 2000);
+    return limitNumber(x, 0, 100000, 2000);
   },
   presence_penalty(x: number) {
     return limitNumber(x, -2, 2, 0);