diff --git a/app/components/settings.tsx b/app/components/settings.tsx
index eb9bc6d..c68d5aa 100644
--- a/app/components/settings.tsx
+++ b/app/components/settings.tsx
@@ -220,6 +220,10 @@ export function Settings(props: { closeSettings: () => void }) {
                 <option value="cn" key="cn">
                   {Locale.Settings.Lang.Options.cn}
                 </option>
+
+                <option value="tw" key="tw">
+                  {Locale.Settings.Lang.Options.tw}
+                </option>
               </select>
             </div>
           </SettingItem>
diff --git a/app/locales/cn.ts b/app/locales/cn.ts
index 32185f3..bed6d22 100644
--- a/app/locales/cn.ts
+++ b/app/locales/cn.ts
@@ -45,8 +45,9 @@ const cn = {
     Lang: {
       Name: "Language",
       Options: {
-        cn: "中文",
+        cn: "简体中文",
         en: "English",
+        tw: "繁體中文",
       },
     },
     Avatar: "头像",
diff --git a/app/locales/en.ts b/app/locales/en.ts
index 5401cda..81f1396 100644
--- a/app/locales/en.ts
+++ b/app/locales/en.ts
@@ -49,8 +49,9 @@ const en: LocaleType = {
     Lang: {
       Name: "语言",
       Options: {
-        cn: "中文",
+        cn: "简体中文",
         en: "English",
+        tw: "繁體中文",
       },
     },
     Avatar: "Avatar",
diff --git a/app/locales/index.ts b/app/locales/index.ts
index e0a0921..bb6b0de 100644
--- a/app/locales/index.ts
+++ b/app/locales/index.ts
@@ -1,9 +1,10 @@
 import CN from './cn'
 import EN from './en'
+import TW from './tw'
 
 export type { LocaleType } from './cn'
 
-type Lang = 'en' | 'cn'
+type Lang = 'en' | 'cn' | 'tw'
 
 const LANG_KEY = 'lang'
 
@@ -32,7 +33,7 @@ function getLanguage() {
 export function getLang(): Lang {
     const savedLang = getItem(LANG_KEY)
 
-    if (['en', 'cn'].includes(savedLang ?? '')) {
+    if (['en', 'cn', 'tw'].includes(savedLang ?? '')) {
         return savedLang as Lang
     }
 
@@ -40,6 +41,8 @@ export function getLang(): Lang {
 
     if (lang.includes('zh') || lang.includes('cn')) {
         return 'cn'
+    } else if (lang.includes('tw')) {
+        return 'tw'
     } else {
         return 'en'
     }
@@ -50,4 +53,4 @@ export function changeLang(lang: Lang) {
     location.reload()
 }
 
-export default { en: EN, cn: CN }[getLang()]
\ No newline at end of file
+export default { en: EN, cn: CN, tw: TW }[getLang()]
\ No newline at end of file
diff --git a/app/locales/tw.ts b/app/locales/tw.ts
new file mode 100644
index 0000000..514c31a
--- /dev/null
+++ b/app/locales/tw.ts
@@ -0,0 +1,120 @@
+import type { LocaleType } from "./index";
+
+const tw: LocaleType = {
+  WIP: "該功能仍在開發中……",
+  Error: {
+    Unauthorized: "現在是未授權狀態，請在設置頁填寫授權碼。",
+  },
+  ChatItem: {
+    ChatItemCount: (count: number) => `${count} 條對話`,
+  },
+  Chat: {
+    SubTitle: (count: number) => `與 ChatGPT 的 ${count} 條對話`,
+    Actions: {
+      ChatList: "查看消息列表",
+      CompressedHistory: "查看壓縮後的歷史 Prompt",
+      Export: "導出聊天記錄",
+      Copy: "複製",
+      Stop: "停止",
+      Retry: "重試",
+    },
+    Typing: "正在輸入…",
+    Input: (submitKey: string) => `輸入消息，${submitKey} 發送`,
+    Send: "發送",
+  },
+  Export: {
+    Title: "導出聊天記錄為 Markdown",
+    Copy: "全部複製",
+    Download: "下載文件",
+  },
+  Memory: {
+    Title: "上下文記憶 Prompt",
+    EmptyContent: "尚未記憶",
+    Copy: "全部複製",
+  },
+  Home: {
+    NewChat: "新的聊天",
+    DeleteChat: "確認刪除選中的對話？",
+  },
+  Settings: {
+    Title: "設置",
+    SubTitle: "設置選項",
+    Actions: {
+      ClearAll: "清除所有數據",
+      ResetAll: "重置所有選項",
+      Close: "關閉",
+    },
+    Lang: {
+      Name: "語言",
+      Options: {
+        cn: "简体中文",
+        en: "English",
+        tw: "繁體中文",
+      },
+    },
+    Avatar: "頭像",
+    Update: {
+      Version: (x: string) => `當前版本：${x}`,
+      IsLatest: "已是最新版本",
+      CheckUpdate: "檢查更新",
+      IsChecking: "正在檢查更新...",
+      FoundUpdate: (x: string) => `發現新版本：${x}`,
+      GoToUpdate: "前往更新",
+    },
+    SendKey: "發送鍵",
+    Theme: "主題",
+    TightBorder: "緊湊邊框",
+    HistoryCount: {
+      Title: "附帶歷史消息數",
+      SubTitle: "每次請求攜帶的歷史消息數",
+    },
+    CompressThreshold: {
+      Title: "歷史消息長度壓縮閾值",
+      SubTitle: "當未壓縮的歷史消息超過該值時，將進行壓縮",
+    },
+    Token: {
+      Title: "API Key",
+      SubTitle: "使用自己的 Key 可繞過受控訪問限制",
+      Placeholder: "OpenAI API Key",
+    },
+    AccessCode: {
+      Title: "訪問碼",
+      SubTitle: "現在是受控訪問狀態",
+      Placeholder: "請輸入訪問碼",
+    },
+    Model: "模型 (model)",
+    Temperature: {
+      Title: "隨機性 (temperature)",
+      SubTitle: "值越大，回復越隨機",
+    },
+    MaxTokens: {
+      Title: "單次回復限制 (max_tokens)",
+      SubTitle: "單次交互所用的最大 Token 數",
+    },
+    PresencePenlty: {
+      Title: "話題新鮮度 (presence_penalty)",
+      SubTitle: "值越大，越有可能擴展到新話題",
+    },
+  },
+  Store: {
+    DefaultTopic: "新的聊天",
+    BotHello: "有什麼可以幫你的嗎",
+    Error: "出錯了，稍後重試吧",
+    Prompt: {
+      History: (content: string) =>
+        "這是 ai 和用戶的歷史聊天總結作為前情提要：" + content,
+      Topic:
+        "直接返回這句話的簡要主題，不要解釋，如果沒有主題，請直接返回「閒聊」",
+      Summarize:
+        "簡要總結一下你和用戶的對話，用作後續的上下文提示 prompt，控制在 50 字以內",
+    },
+    ConfirmClearAll: "確認清除所有聊天、設置數據？",
+  },
+  Copy: {
+    Success: "已寫入剪切板",
+    Failed: "複製失敗，請賦予剪切板權限",
+  },
+};
+
+export default tw;
+