Windows XP Vista Windows 7 Tips and IT Knowledge Network Wireless » how to use sfc http://www.windowknowledge.com/it-blog Help you Expert on Windows system and IT Network Knowledge Sat, 09 Apr 2011 16:18:51 +0000 http://wordpress.org/?v=2.9.2 en hourly 1 Scan your system files Protect your Windows System file by SFC Command http://www.windowknowledge.com/it-blog/windows-command-utility/scan-your-system-files-protect-your-windows-system-file-by-sfc-command/ http://www.windowknowledge.com/it-blog/windows-command-utility/scan-your-system-files-protect-your-windows-system-file-by-sfc-command/#comments Thu, 18 Oct 2007 18:32:42 +0000 Wongsak http://www.windowknowledge.com/it-blog/2007/10/19/windows-command-utility/scan-your-system-files-protect-your-windows-system-file-by-sfc-command/ When you install third paty software sometime,it may overwrite default important operating system files(Windows system files). This can cause Windows software or applications to unstable or fail.

Microsoft Windows have command to check scan and replace the system files call ‘System File Checker’ by command

“sfc”

Scan system files by sfc command following step;

Start menu > run type sfc /scannow and Enter key

sfc command will scan your windows system files and verify the correct version.If they’re not, the incorrect or missing files will be replaced automatically. You must prompt insert your Windows version installation CD if a problem is detected.

sfc-command-win-xp

Command option for sfc command

  • /SCANNOW Scan all protected system files immediately.
  • /SCANONCE Scan all protected system files once at the next windows reboot.
  • /SCANBOOT Scan all protected system files every windows reboot.
  • /REVERT Return scan to default setting.
  • /PURGECACHE Purges the file cache.
  • /CACHESIZE=x Sets the file cache size.
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