1. Cleaning drive C with disk cleaning software can free up about 50M-800M space for drive C. ..
2. Turn off the hibernation function and enter? Powercfg -h off command to turn off hibernation. The actual size of this file is the same as that of physical memory, which can release about 1-3G space to drive C.
3. Set the virtual memory:
Computer properties > advanced system settings > settings (performance) > advanced tab > change (virtual memory), set drive c to a paging-free file, and then set drive d to a system-managed size. After the change, it can only take effect by pressing the "Settings" button, and finally restart to complete the setting. By default, this file is 1.5 times the physical memory, which can free up about 2-4G space for the C drive.
4. Delete the automatic backup file and run the cmd program (at "Start-> Process-> Attachment"), right-click and select "Run as Administrator"; Then, the command line input? rd/S/Q c:WINDOWS。 old
Prompt to confirm whether to delete the target folder, enter y, and press enter. Windows. The old one is the backup file of the system. The longer it drags on. It is normal to exceed 10G. Drive C can release more than 3G space.
5. Clean up the software of disk C, and delete useless programs and functions through the control panel, which can free up more than 50M space for disk C. ..
6. Remember to keep good habits after losing weight on disk C. For example, don't let go of too many things on the desktop, and organize disk C and other partitions regularly.
Other files on disk c that can be deleted.
All files under 1 and c: \ documents and settings \ user name \ local settings \ temp \ can be deleted;
2. C: \ documents and setting \ user name \ cookies \ All files can be deleted;
3. All files (page files) under c: \ documents and settings \ user name \ local settings \ temporary Internet files \ can be deleted;
4. All files (history) under c: \ documents and settings \ user name \ local settings \ history \ can be deleted;
5. You can delete all the files under c: \ documents and settings \ user name \ recent \ (the shortcut for browsing files recently);
6. C: All files (temporary files) under \ Windows \ temp \ can be deleted (which files on drive C can be deleted);
7. C: All files under \ Windows \ service pack files \ (upgraded backup files) can be deleted;
8. You can delete files under C: \ Windows \ Software Distribution \ Download \;
9. The dll document under c: \ Windows \ System32 \ DLlcache \ is a backup dll document.
The (hardware backup files) under 10 and c: \ c: \ Windows \ DriverCache \ i386 \ i386 can be deleted.
1 1. If windows updade is upgraded, all hidden files under C:\windows\ starting with $u can be deleted.