Monday, March 14, 2011

How to Remove Windows Server 2008 R2 Serivce Pack 1 (SP1) Backup Files

Clean your system after applying Windows SP1Warning: As a result of removing the backup files you will not be able to uninstall SP1 anymore.


  1. Make sure the "Desktop Experience" is installed.
    (Note that if you need to install it, it requires a restart and it takes some time to install on the next boot)
  2. Run "Disk Cleanup" (cleanmgr.exe)
  3. Click on "Clean up system files"
    How to remove the backup folder of SP1
  4. Select "Service Pack Backup Files"
    This is the only official way to delete SP1 backup files
  5. Click "OK" to start the cleaning (it can take quite some time, but will give you ~ 1-2 GBs)

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