## Microsoft Windows 2000 Server Administrator's Companion by Sharon Crawford & Charlie Russel copyright (c) 2000 by Microsoft Corporation all rights reserved

Home Articles Utilities Software Electronic Book |  | Restore Registered System Files If an NT disk isn't available during software installation you can skip the system file integrity dialog that pops up when the install alters those special files. You can restore these files at a later time using the Windows File Checker. To see the syntax for the program, open a command window and type: c:\>sfc /? This command scans all protected system files and replaces incorrect versions with correct Microsoft versions. The following are the command parameters: sfc [/scannow] [/scanonce] [/scanboot] [/cancel] [/enable] [/purgecache] [/cachesize=x] [/quiet]
/scannow | Scans all protected system files immediately.
/scanonce | Scans all protected system files once at the next boot.
/scanboot | Scans all protected system files at every boot.
/cancel | Cancels all pending scans of protected system files.
/quiet | Replaces all incorrect file versions without prompting the user.
/enable | Enables Windows File Protection for normal operation.
/purgecache | Purges the file cache and scans all protected system files immediately.
/cachesize=x | Sets the file cache size.