Backup OS
From WikiMSUN
It's strongly recommmended to have a Backup Operating System in your PC. If your PC doesn't boot for some unknown reason then your Backup Operating System will be very helpful. Backup Operating system is pretty much like a Recovery Disk but works so much faster.
What you can do with Backup OS
- Create Images of WINDOWS partition
- Rename Users/Documents and Settings folder during a Windows reinstallation
- Install Programs that you rarely use
- Install and play Games in a much smoother OS than your daily OS
