diff --git a/.gitignore b/.gitignore
index 68af61b..1ec8bc0 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 123pan_config.json
+
 download/*
 123pan.txt
 dist/*
@@ -7,4 +8,5 @@ build/*
 .idea/*
 123pan.exe
 123pan.spec
-android.py
\ No newline at end of file
+android.py
+__pycache__/
diff --git a/pan123_cli.py b/pan123_cli.py
index c014322..5c75b49 100644
--- a/pan123_cli.py
+++ b/pan123_cli.py
@@ -355,6 +355,10 @@ class Pan123CLI:
                 return
             elif choice == "3":
                 self._download_mode = 3
+            elif choice != "1":
+                # 非有效选项（1/2/3/4）一律取消，避免误覆盖
+                print("无效选择，已取消下载")
+                return
             r = self.tool.download_file(idx, on_progress=self._download_progress, overwrite=True)
 
         print()  # 换行