在修改文件权限之前，请尝试进行使用，应无大碍。

Try using it before modifying file permissions, it should work.

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任何用户都可以查看这些文件，但是用户必须拥有根权限才能修改它们。

Any user can view these files, but the user must have root privileges to change them.

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如果修改某个文件或目录上的权限，则可能导致应用程序停止工作。

If the authority on just one of these files or directories gets modified, it may cause your application to stop working.

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