diff --git a/xiaomusic/api/routers/file.py b/xiaomusic/api/routers/file.py
index f7c9d51..ee1249c 100644
--- a/xiaomusic/api/routers/file.py
+++ b/xiaomusic/api/routers/file.py
@@ -49,10 +49,18 @@ from xiaomusic.utils import (
     safe_join_path,
     try_add_access_control_param,
 )
+from xiaomusic.utils.file_utils import clean_temp_dir
 
 router = APIRouter()
 
 
+@router.post("/file/cleantempdir")
+async def cleantempdir(Verifcation=Depends(verification)):
+    await clean_temp_dir(xiaomusic.config)
+    log.info("clean_temp_dir ok")
+    return {"ret": "OK"}
+
+
 @router.post("/downloadjson")
 async def downloadjson(data: UrlInfo, Verifcation=Depends(verification)):
     """下载 JSON"""
diff --git a/xiaomusic/crontab.py b/xiaomusic/crontab.py
index 21c03f6..a011654 100644
--- a/xiaomusic/crontab.py
+++ b/xiaomusic/crontab.py
@@ -1,5 +1,4 @@
 import json
-import os
 
 from apscheduler.schedulers.asyncio import AsyncIOScheduler
 from apscheduler.triggers.base import BaseTrigger
@@ -9,6 +8,7 @@ from xiaomusic.holiday import (
     is_off_day,
     is_working_day,
 )
+from xiaomusic.utils.file_utils import clean_temp_dir
 
 
 class CustomCronTrigger(BaseTrigger):
@@ -224,29 +224,7 @@ class Crontab:
         if xiaomusic.config.enable_auto_clean_temp:
 
             async def clean_temp_job():
-                try:
-                    temp_dir = xiaomusic.config.temp_dir
-                    if not os.path.exists(temp_dir):
-                        self.log.info(f"临时目录不存在: {temp_dir}")
-                        return
-
-                    files = os.listdir(temp_dir)
-                    deleted_count = 0
-                    for filename in files:
-                        try:
-                            file_path = os.path.join(temp_dir, filename)
-                            if os.path.isfile(file_path):
-                                os.remove(file_path)
-                                deleted_count += 1
-                                self.log.debug(f"已删除临时文件: {file_path}")
-                        except Exception as e:
-                            self.log.warning(f"删除文件失败 {file_path}: {e}")
-
-                    self.log.info(
-                        f"定时清理临时文件完成，共删除 {deleted_count} 个文件"
-                    )
-                except Exception as e:
-                    self.log.exception(f"清理临时文件异常: {e}")
+                clean_temp_dir(xiaomusic.config)
 
             self.add_job("0 3 * * *", clean_temp_job)
             self.log.info("已添加每日凌晨3点定时清理临时文件任务")
diff --git a/xiaomusic/device_player.py b/xiaomusic/device_player.py
index 221db2c..378f370 100644
--- a/xiaomusic/device_player.py
+++ b/xiaomusic/device_player.py
@@ -647,9 +647,6 @@ class XiaoMusicDevice:
             )
             self.log.info(f"edge-tts 生成的文件路径: {mp3_path}")
 
-            # 保存当前 TTS 文件路径，用于定时器清空文件
-            self._current_tts_file = mp3_path
-
             # 生成播放 URL
             url = self.xiaomusic._music_url_handler._get_file_url(mp3_path)
             self.log.info(f"TTS 播放 URL: {url}")
@@ -678,20 +675,6 @@ class XiaoMusicDevice:
                                 pass
                             # 再置空引用
                             self._tts_timer = None
-                            # 保底逻辑：删除临时 mp3 文件
-                            if (
-                                hasattr(self, "_current_tts_file")
-                                and self._current_tts_file
-                            ):
-                                try:
-                                    if os.path.exists(self._current_tts_file):
-                                        await asyncio.sleep(1)  # 延迟1秒后再删除文件
-                                        os.remove(self._current_tts_file)
-                                        self.log.info(
-                                            f"已删除 TTS 临时文件: {self._current_tts_file}"
-                                        )
-                                except Exception as delete_err:
-                                    self.log.warning(f"删除 TTS 文件失败: {delete_err}")
                             await self.stop(arg1="notts")
                     except Exception as e:
                         self.log.error(f"TTS 定时器异常: {e}")
diff --git a/xiaomusic/static/default/setting.html b/xiaomusic/static/default/setting.html
index 98d9506..5e9e084 100644
--- a/xiaomusic/static/default/setting.html
+++ b/xiaomusic/static/default/setting.html
@@ -336,6 +336,7 @@ var vConsole = new window.VConsole();
       <div class="button-group">
         <button id="refresh_music_tag">刷新tag</button>
         <button id="clear_cache">清空缓存</button>
+        <button id="cleantempdir">清空临时目录</button>
         <a href="/downloadlog" download="xiaomusic.txt"><button>下载日志文件</button></a>
       </div>
 
diff --git a/xiaomusic/static/default/setting.js b/xiaomusic/static/default/setting.js
index 819ac59..c81592b 100644
--- a/xiaomusic/static/default/setting.js
+++ b/xiaomusic/static/default/setting.js
@@ -191,6 +191,22 @@ $(function () {
   $("#clear_cache").on("click", () => {
     localStorage.clear();
   });
+
+  $("#cleantempdir").on("click", () => {
+    $.ajax({
+      type: "POST",
+      url: "/file/cleantempdir",
+      contentType: "application/json",
+      data: JSON.stringify({}),
+      success: (msg) => {
+        alert(msg.ret);
+      },
+      error: (msg) => {
+        alert(msg);
+      }
+    });
+  });
+
   $("#hostname").on("change", function () {
     const hostname = $(this).val();
     // 检查是否包含端口号（1到5位数字）
diff --git a/xiaomusic/utils/file_utils.py b/xiaomusic/utils/file_utils.py
index 8a5855c..4f5c0b9 100644
--- a/xiaomusic/utils/file_utils.py
+++ b/xiaomusic/utils/file_utils.py
@@ -4,6 +4,7 @@
 import logging
 import os
 import re
+import shutil
 
 log = logging.getLogger(__package__)
 
@@ -187,3 +188,26 @@ def chmoddir(dir_path: str) -> None:
                 log.info(f"Changed permissions of file: {item_path}")
             except Exception as e:
                 log.info(f"chmoddir failed: {e}")
+
+
+async def clean_temp_dir(config):
+    try:
+        temp_dir = config.temp_dir
+        if not os.path.exists(temp_dir):
+            log.info(f"临时目录不存在: {temp_dir}")
+            # 目录不存在时也创建，保持目录结构统一
+            os.makedirs(temp_dir, exist_ok=True)
+            log.info(f"已创建临时目录: {temp_dir}")
+            return
+
+        # 递归删除整个临时目录（包括目录内所有文件/子目录）
+        shutil.rmtree(temp_dir)
+        log.debug(f"已删除临时目录: {temp_dir}")
+
+        # 重新创建空的临时目录
+        os.makedirs(temp_dir, exist_ok=True)
+        log.info(f"已重新创建临时目录: {temp_dir}")
+
+        log.info("定时清理临时文件完成，已删除并重建临时目录")
+    except Exception as e:
+        log.exception(f"清理临时文件异常: {e}")