Win7 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 C disk stores a large number of files occupying memory, In fact, many files in the C drive can be deleted. How do we know? Let's follow the Xiaobian to learn how to determine which files can be deleted.

The method is as follows:

First, we first turn off the sleep function of Win7 system, and can release more than 3G space.

“Run as administrator , All programs → Attachments & Rarr; Command prompts & rdquo;, right-click to select "Run as administrator", enter the command prompt, manually enter "powercfg -h off"; Turn off the Win7 system sleep function.

Second, turn off system protection

Computer right-click properties--advanced management settings--system protection.

Third, transfer virtual memory

Computer right-click properties--Advanced management settings--Advanced--Performance-Settings-Advanced-Change.

Fourth, transfer "user's file"

Desktop double-click the Administrator folder, here is recommended to transfer 4 system folders & ldquo; desktop, favorites, My desktop, my document & rdquo;, right-click the project property to be transferred -- location X:\\Users\\Administrator.

Fifth, delete files without deleting functions, simplify optimization system, not simple optimization performance

1.C:\\Windows\\Web\\Wall*** (Windows comes with wallpaper) recommended transfer < Br>

2.C:\\Windows\\System32\\DriverStore\\FileRepository

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

Search input mdm*.inf (21.6M) Something that is no longer used now

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

Note: prnms001.inf/prnoc001.inf/prnms002.inf These three are not printer drivers and are recommended.

3.C:\\Boot (13.3M) This is a Windows startup interface for different languages, except zh-CN.

4.C:\\perflogs\\System\\Diagnostics (9.39M) This is the test record file storage location after system testing, delete.

5.C:\\Windows\\Downloaded 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:\\Windows\\Help (66.7M) All 咔嚓.

7. C:\\Windows\\IME\\IMESC5 Microsoft Pinyin input method (74.5M) can be left.

C:\\Windows\\IME\\IMEJP10 Japanese input method (37.8M) Delete.

C:\\Windows\\IME\\imekr8 Korean input method (2.86M) Delete.

C:\\Windows\\IME\\IMETC10 Traditional Chinese input method (21.6M) Delete.

8. C:\\Windows\\Installer The uninstallation and modification of the installed program is a problem. If you delete it, some programs will be uninstalled and modified.

9.C:\\Windows\\winsxs This can't be deleted, but it can be compressed. The size after compression is 2.48G. It saves space near 1G.

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

11.C:\\ProgramData Some programs will put some files into it when they are installed. See the need to delete them. The installation files exe and msi can be deleted, but some files are needed when the software is running. Indiscriminately deleted.

Well, the friends who need to release the C disk memory will judge according to the above method to delete the list and delete the file. In this small series, you should remind your friends that you must not delete files in a random way. Be sure to delete them. Otherwise, other programs will not work.