1. Double-click to open the computer. In the interface, right-click the local C drive and select Properties.

2. In the window, click Disk Cleanup. As shown in the figure below:

3. Then wait for the window to pop up and click OK, as shown in the figure below:

Get back the space on disk c:?

1. Turn off system restore. My computer properties System Restore turns off system restore on all disks.

2. Turn off system hibernation and uncheck the box before starting system hibernation.

3. Turn off virtual memory and make advanced changes to the advanced performance settings of my computer. Select drive C, that is, the system disk, select no pages, and then set the virtual memory on its disk, requiring disks with large disk space, such as D, E, F, etc.

4. Clean up the hard disk garbage and registry garbage with the optimization master.

5. Clean up IE temporary folder and delete COOKIES and files with IE attribute.

6. Start searching *. Logs and *. Tmp until all deleted.

7. Delete the system log and program log, my computer control panel management tools computer management event viewer application, right click to clear all events, and then clear the system log in turn.

8. Clean up all files in the system cache: 2000 systemis: c: \ winnt \ system32 \ dllcache.

XP system is: all files under C:\windows\system32\dllcache clean up the system cache.

Open my computer, tools. File and folder options, then hidden protected system files, and put a check in the Show all files check box. Then search dllcache and open it to delete all dllcache files.

9. Empty the recycle bin.

10. Worm virus, constantly copying junk files, occupying system disk space, causing system paralysis. It is recommended to kill the virus.

1 1. Delete the files under c: \ Windows \ Software Distribution \ Download. ?

12. delete all directories under c:\windows\RegisteredPackages.

13. Delete all files under the program files downloaded by C: \ Windows \.

14. My computer folder option to view hidden files that are known to be protected by the system. Check them to display all files and check OK.

First, open the tools option at the top of My Computer-View-to display all files and folders, open drive C, and right-click each folder to see which folder has the most space.