Win7 under C disk a large number of files Occupy memory which files can be deleted

After a long time, the machine will become more and more cards, the main reason is because the Win7 system under the C disk storage of a large number of files occupy the memory, in fact, many of the files in C disk can be deleted, how do we know? Quickly follow the small knitting to learn how to determine which files can be deleted.

The method is as follows:

First, we first turn off the Win7 system Hibernate function, can release more than 3G 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.

The deletion of documents without deleting the function and simplifying the optimization performance of optimization system

1.c:windowswebwall*** (Windows self-wallpaper) Referral transfer

2.c:windowssystem32driverstorefilerepository under

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 there's no one to erase.

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.

Well, the friends who need to release the C disk memory will be able to delete the list to delete the file by using the above method. In this small series or to remind friends must not delete files, must be determined to be removable, otherwise easy to cause other programs can not operate.