Have you used the built-in disk cleanup function in windows? It cannot completely clean files that are not needed in windows, because its functions are hidden, this article will completely open the features it has been blocked.
In addition to Win95 and Win98 windows, this method is applicable to win98se, Win2000, winme, and WINXP windows.
Windows's "Disk Cleanup" tool is a very useful tool. However, simply executing "Disk Cleanup" does not fully utilize the "Disk Cleanup" function.
Here are the instructions for the two "Disk Cleanup" tools:
Sageset and sagerun
First, Go to Start> Run and enter:
Cleanmgr/sageset: 99 setting
In special mode, the "Disk Cleanup" tool will be executed, and you will find a lot more cleanup options. You can usually delete all the files you want to clean up, after finishing your selection, click "OK 」. Then open Start> Run and enter:
Cleanmgr/sagerun: 99 run