Win7 system how to remove redundant files in C disk

Win7 system how to remove redundant files in C disk

First, we first turn off the Win7 system sleep function, can release up to 3G more space oh.

"Run as Administrator, all programs → attachments → command Prompt", right-click to select "Run as Administrator", and manually enter "Powercfg-h off" to turn off the Win7 system hibernate function by entering the command prompt.

Second, turn off system protection

Computer right-key properties-Advanced management settings-system protection.

Third, transfer virtual memory

Right-key properties of the computer-Advanced management settings-advanced-performance-settings-advanced-change.

Iv. transfer "User's Files"

Desktop double-click the Administrator (User folders) folder, where you recommend the transfer of 4 system Folders "desktop, Favorites, my desktop, My Documents", the right key to transfer the item properties-location X:usersadministrator can be.

Five, delete the document does not delete the function, simplifies the optimization system not to simplify the optimization performance.

1.c:windowswebwall*** (Windows own wallpaper) recommended transfer.

2.c:windowssystem32driverstorefilerepository, search input Ati*.inf (14.6M) Nv*.inf (94.9M) (a card users delete N, n card users delete a).

Search input Mdm*.inf (21.6M) Now no one has used the deletion of things.

Search input Prn*.inf (781M) prn The beginning of all is the printer driver, I believe most people do not use. There is a printer, buy the time will also have a drive, delete it.

Note: Prnms001.inf/prnoc001.inf/prnms002.inf these three are not printer-driven and are recommended for retention.

3.c:boot (13.3M) This inside is a different language Windows boot interface, except ZH-CN can be deleted.

4.c:perflogssystemdiagnostics (9.39M) This is the test record file storage place after the system test, delete.

5.c:windowsdownloaded Installations Some programs (Dreamweaver ...) The installation files will be unpacked to this folder when installed. Can be safely removed, ranging from dozens of m to hundreds of M.

6.c:windowshelp (66.7M) all clicks.

7. C:windowsimeimesc5 Microsoft Pinyin Input Method (74.5M) may stay.

C:WINDOWSIMEIMEJP10 Japanese Input Method (37.8M) deleted.

C:WINDOWSIMEIMEKR8 Korean text Input method (2.86M) deleted.

C:WINDOWSIMEIMETC10 in the multiplication of input method (21.6M) deleted.

8. C:windowsinstaller has installed the program's uninstall changes the necessary procedure, if you delete, some programs uninstall and the modification will have the question.

9.c:windowswinsxs This cannot be deleted, but can be compressed, compressed after the size of 2.48G. Save space near 1G.

10.c:windowswinsxsbackup (backup file, Occupy 354MB); Remove the rest assured that it cannot be used.

11.c:programdata Some program installation will put some files to this side, see need to delete, inside the installation file exe, MSI, can be deleted, but some are the software runtime required files, can not be deleted.

Summary: The system-related files are best not deleted, otherwise it will affect the normal operation of the system or even cause system crashes.