diff --git a/android-client/app/src/main/java/com/onlinemsg/client/util/LanguageManager.kt b/android-client/app/src/main/java/com/onlinemsg/client/util/LanguageManager.kt
index ac245a9..40cc2bc 100644
--- a/android-client/app/src/main/java/com/onlinemsg/client/util/LanguageManager.kt
+++ b/android-client/app/src/main/java/com/onlinemsg/client/util/LanguageManager.kt
@@ -282,6 +282,76 @@ object LanguageManager {
             "status_hint.reconnect_countdown" to "%d초 후 자동 재연결 (시도 %d회)",
             "status_hint.reconnect_failed_invalid_url" to "재연결 실패: 서버 주소가 유효하지 않음",
             "status_hint.hello_timeout" to "핸드셰이크 시간 초과, 서버 경로와 리버스 프록시를 확인하세요"
+        ),
+        // 新增繁体中文
+        "zh-Hant" to mapOf(
+            "tab.chat" to "聊天",
+            "tab.settings" to "設定",
+            "settings.personal" to "個人設定",
+            "settings.display_name" to "顯示名稱",
+            "settings.chat_data" to "聊天資料",
+            "settings.server" to "伺服器",
+            "settings.server_url" to "伺服器位址",
+            "settings.save_server" to "儲存位址",
+            "settings.remove_current" to "刪除目前",
+            "settings.saved_servers" to "已儲存位址",
+            "settings.identity" to "身份與安全",
+            "settings.reveal_key" to "檢視/產生公鑰",
+            "settings.copy_key" to "複製公鑰",
+            "settings.my_key" to "我的公鑰",
+            "settings.theme" to "主題",
+            "settings.preset_themes" to "預設主題",
+            "settings.language" to "語言",
+            "settings.diagnostics" to "診斷",
+            "settings.status_hint" to "連線提示",
+            "settings.current_status" to "目前狀態",
+            "settings.cert_fingerprint" to "憑證指紋",
+            "settings.show_system" to "顯示系統訊息",
+            "settings.clear_msg" to "清空訊息",
+            "settings.dynamic_color" to "使用動態顏色",
+            "chat.broadcast" to "廣播",
+            "chat.private" to "私訊",
+            "chat.target_key" to "目標公鑰",
+            "chat.input_placeholder" to "輸入訊息",
+            "chat.send" to "傳送",
+            "chat.sending" to "傳送中",
+            "chat.empty_hint" to "連線後即可聊天。預設為廣播，切換到私訊後可填寫目標公鑰。",
+            "common.copied" to "已複製",
+            "common.unknown" to "未知",
+            "theme.blue" to "蔚藍",
+            "theme.gray" to "商務灰",
+            "theme.green" to "翠綠",
+            "theme.red" to "緋紅",
+            "theme.warm" to "溫暖",
+            "status.idle" to "連線中斷",
+            "status.connecting" to "連線中",
+            "status.ready" to "已連線",
+            "status.error" to "異常中斷",
+
+            "status_hint.ready" to "已連線，可以開始聊天",
+            "status_hint.click_to_connect" to "點擊連線開始聊天",
+            "status_hint.handshaking" to "已連線，正在準備聊天...",
+            "status_hint.received_binary_handshake" to "收到二進位握手幀，正在嘗試解析...",
+            "status_hint.connection_error_retrying" to "連線異常，正在重試",
+            "status_hint.invalid_server_url" to "請填寫有效伺服器位址",
+            "status_hint.connecting" to "正在連線伺服器...",
+            "status_hint.disconnected" to "連線已關閉",
+            "status_hint.server_saved" to "伺服器位址已儲存",
+            "status_hint.server_removed_default" to "已恢復預設伺服器位址",
+            "status_hint.server_removed" to "已移除目前伺服器位址",
+            "status_hint.target_key_required" to "請先填寫目標公鑰，再傳送私訊",
+            "status_hint.hello_received" to "已收到握手資料，正在解析...",
+            "status_hint.handshake_failed_incomplete" to "握手失敗：伺服器回應不完整",
+            "status_hint.handshake_failed_unexpected" to "握手失敗：收到非預期訊息",
+            "status_hint.handshake_failed_parse" to "握手失敗：首包解析失敗",
+            "status_hint.authenticating" to "正在完成身份驗證...",
+            "status_hint.auth_timeout" to "連線超時，請重試",
+            "status_hint.auth_failed" to "認證失敗",
+            "status_hint.reconnecting" to "正在自動重試連線...",
+            "status_hint.connection_interrupted_retrying" to "連線已中斷，正在重試",
+            "status_hint.reconnect_countdown" to "%d秒後自動重連（第 %d 次）",
+            "status_hint.reconnect_failed_invalid_url" to "重連失敗：伺服器位址無效",
+            "status_hint.hello_timeout" to "握手超時，請檢查位址路徑與反向代理"
         )
     )
 
@@ -290,11 +360,12 @@ object LanguageManager {
     }
 
     val supportedLanguages = listOf(
-        LanguageOption("zh", "中文"),
+        LanguageOption("zh", "中文简体"),
+        LanguageOption("zh-Hant", "繁體中文"),
         LanguageOption("en", "English"),
         LanguageOption("ja", "日本语"),
         LanguageOption("ko", "한국어")
     )
 }
 
-data class LanguageOption(val code: String, val name: String)
+data class LanguageOption(val code: String, val name: String)
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