如何彻底删除C盘下的windows.old文件夹
本文共 292 字，大约阅读时间需要 1 分钟。
本步骤不用任何第三方工具，即可将顽固的windows.old文件夹删除，操作有风险，诸君需谨慎！！！
- windows + R 键 打开运行窗口 输入
cleanmgr，出现下面的窗口后直接点击确定即可
- 接着点击下图中的“清理系统文件”，过一会儿会出现跟下图中差不多的选项
3. 在要删除的列表中找到上个版本的Windows安装,向上滑动还有一个Windows更新的日志文件，这个可以选择删除，根据自己的需求勾选想要删除的内容后点击确定即可。 
4. 等一会儿会出现一个警告，问你要不要继续，点击确定即可。
提示：将windows.old删除后，会存在无法还原到上个版本Windows的风险
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