diff --git a/earth_wallpaper/systemtray.py b/earth_wallpaper/systemtray.py
index 9c6b422..7c9676d 100644
--- a/earth_wallpaper/systemtray.py
+++ b/earth_wallpaper/systemtray.py
@@ -86,13 +86,13 @@ def save_current_img():
         picture_dir = QStandardPaths.writableLocation(QStandardPaths.PicturesLocation) + "/earth-wallpaper"
         if not QDir(picture_dir).exists():
             QDir(picture_dir).mkpath(picture_dir)
-        source = QFile(os.path.join(img_dir, files[0]))
+        source = QFile(os.path.join(img_dir, files[-1]))
 
-        target = QFile(os.path.join(picture_dir, files[0]))
+        target = QFile(os.path.join(picture_dir, files[-1]))
         message = QMessageBox()
         if not target.exists():
             if source.copy(target.fileName()):
-                logger.info(f"保存{os.path.join(img_dir, files[0])}到{os.path.join(picture_dir, files[0])}")
+                logger.info(f"保存{os.path.join(img_dir, files[-1])}到{os.path.join(picture_dir, files[-1])}")
                 QMessageBox.information(message, "保存", "保存成功，已保存到用户Picture目录", QMessageBox.Yes)
             else:
                 logger.warning("保存失败，原因未知")
diff --git a/earth_wallpaper/utils/platformInfo.py b/earth_wallpaper/utils/platformInfo.py
index c2eb0ca..6555627 100644
--- a/earth_wallpaper/utils/platformInfo.py
+++ b/earth_wallpaper/utils/platformInfo.py
@@ -35,8 +35,10 @@ def log_path() -> str:
 
     def check(self):
         if os.path.exists(self.download_dir()):
-            shutil.rmtree(self.download_dir())
-        os.makedirs(self.download_dir())
+            pass
+            # shutil.rmtree(self.download_dir())
+        else:
+            os.makedirs(self.download_dir())
 
     def get_os(self):
         return self.sys