diff --git a/js/version.txt b/js/version.txt
index a268f2e..0c0d721 100644
--- a/js/version.txt
+++ b/js/version.txt
@@ -1 +1 @@
-3.9.48beta27
\ No newline at end of file
+3.9.48beta28
\ No newline at end of file
diff --git a/utils/download_progress.py b/utils/download_progress.py
index 097602d..2533f8b 100644
--- a/utils/download_progress.py
+++ b/utils/download_progress.py
@@ -164,6 +164,11 @@ def file_downloads(files, save_path='download'):
     logger.info(
         "\n{} file{} download successfully, {} file{} download failed!".format(sn, 's' * (sn > 1), fn, 's' * (fn > 1)))
 
+    if fn > 0:
+        return False
+    else:
+        return True
+
 
 if __name__ == '__main__':
     # urlTxt = 'download/urls.txt'
diff --git a/utils/update.py b/utils/update.py
index 04694aa..3993833 100644
--- a/utils/update.py
+++ b/utils/update.py
@@ -226,7 +226,9 @@ def download_new_version(update_proxy='https://ghproxy.liuzhicong.com/'):
         #     f.write(rb)
 
         # 2023/11/18 改为带进度条的下载
-        file_downloads([{'url': url, 'name': 'dr_py.zip'}], tmp_path)
+        download_ok = file_downloads([{'url': url, 'name': 'dr_py.zip'}], tmp_path)
+        if not download_ok:
+            return '带进度条的下载升级文件失败。具体参考后台日志'
 
         # print(f'开始解压文件:{download_path}')
         logger.info(f'开始解压文件:{download_path}')