Win7 system to determine whether the C disk file can be deleted

1. Run the command prompt as an administrator. After entering the command prompt, enter “ldcfg;powercfg -h off” to turn off the Win7 system hibernation function.

2. Turn off system protection: Right click on the computer icon and select Properties, click “Advanced Management Settings ——System Protection 

3. Transfer Virtual Memory: Right click on the computer icon and select Properties, click “ Advanced Management Settings & mdash ;—Advanced——Performance——Setting ——Advanced——Change";

4, Transfer “ User's File “: Desktop Double-click Administrator User Folder Here, it is recommended to transfer 4 system folders "Desktop, Favorites, My Desktop, My Documents", right-click the project property to be transferred - Location X: UsersAdministrator.

5, delete the file does not delete the function, optimize the system does not simplify the performance

(1) recommended transfer Windows comes with wallpaper, the path is C:WindowsWebWall***

( 2) In the following directory C: WindowsSystem32DriverStoreFileRepository

Search input ati*.inf (14.6M) nv*.inf(94.9M) (A card user deletes N, N card user deletes A)

Search input mdm*.inf (21.6M) Now there is no one to delete something

Search input prn*.inf (781M) prn All of them are printer drivers, I believe most people are Can't use it. There is a printer, and when you buy it, you will also have a driver and delete it.

3) In C:Boot (13.3M), there are different language Windows startup interfaces, which can be deleted except zh-CN.

4) In C:perflogsSystemDiagnostics (9.39M), it is the test record file storage place after system test, it is recommended to delete.

5) C: WindowsDownloaded Installations There are some programs (Dreamweaver……) that will be installed to extract the installation files into this folder. Can be safely deleted, ranging from tens of M to several hundred M.

6)C:WindowsHelp (66.7M) All 咔嚓.

7) C: WindowsIMEIMESC5 Microsoft Pinyin input method (74.5M) can be left.

C:WindowsIMEIMEJP10 Japanese input method (37.8M) Delete.

C:WindowsIMEimekr8 Korean input method (2.86M) Delete.

C:WindowsIMEIMETC10 Traditional Chinese input method (21.6M) Delete.

8) C: WindowsInstaller The program that is installed when uninstalling the program is modified. If you delete it, some programs will be uninstalled and modified.

9) C: Windowswinsxs This can not be deleted, but can be compressed, the size is 2.48G after compression. Saves space near 1G.

10) C: WindowswinsxsBackup (backup file, 354MB); Delete Don't worry, you can't use it.

11) C: ProgramData Some programs will put some files into the installation, to see the need to delete, the installation files exe, msi, can be deleted, but some are files required for software operation, can not mess delete.