What is the Benefit of these things :-
1. You don't need to install new operating system every time.
2. You can recover your old operating system.
3. You can solve all the booting issue with it.
How to make this disk :-
1. Click on Start Menu then type in search "Backup and Restore".
2. Click on Backup and Restore then click on create a system repair disc.
3. Insert your new DVD then click create disc. It will take some time and your disc will ready. Next time if you found any issue then boot your pc with system repair disc solve your booting issues.
If you find any difficulties feel free to comment us. If you find it helpful please share it with your friends.