Windows 7 OEM: backup and restore activation

  1. Download ABR beta for Windows 7 OEM and extract it on to a USB drive.
  2. Run activation_backup.exe in the extracted ABR folder.
  3. It will create two backup files:
     backup-key.txt: Backup license key 
    backup-cert.xrm-ms: Backup activation certificate
  4. Re-install windows 7
  5. Run the following commands to restore the activation:
    1. Open Command Prompt as Administrator
    2. Run
      slmgr.vbs /ipk XXXXX-XXXXX-XXXXX
      where replaces XXX with your Windows 7 production key which was backed up into backup-key.txt file
    3. Run
      slmgr.vbs /ilc backup-file.xrm-ms
      to restore the activation.

See also

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