In the MBR or PBR screen, click Backup MBR . If things go south, you can "Restore" that file to return the disk to its original state. Safety Warning
: View and modify disk data at a hexadecimal level or securely wipe a drive by filling sectors with random data. Step-by-Step Guides for Common Tasks 1. Fixing or Restoring the MBR/PBR
If you want to make a bootable Windows PE drive, select Windows NT 5.x/6.x MBR and click "Install/Config." 2. Managing Partitions (The "Better" Way)