Click "start" to bring up the main menu system and navigate to "All programs" to initiate the check the integrity of Windows system files.
Open the link to "Standard" and call the context menu of the tool "Command prompt" by right-clicking the mouse.
Select "Run as administrator" to comply with security Microsoft and enter a value sfc/scannow in the command line field for immediate check of all protected system files and replace the corrupted version of the source. Press Enter to confirm the command.
Use the value of sfc/scanonce to perform the check after the next restart of the operating system and press the Enter key to apply the selected changes.
Select sfc/you run to check all protected system files at every restart of the computer, and then press Enter to confirm your selection.
Enter the value for the sfc/revert command in the command line box to the abolition of the audit protected files when you download the OS, ie settings, check default, and then press Enter to confirm the command.
Use the value of sfc/purgecache for immediate operation clear the file cache and check the integrity of system files and press the Enter key to apply the selected changes.
Select sfc/cachesize=x to perform the operation of limiting the size of the file cache to x MB and click OK to confirm your selection. The changes will take effect after you restart the computer and use the command sfc/purgecache.
The original version of the damaged file located in the folder %SystemRoot%\system32\dllcache.