To start System Restore using the Command prompt, follow these steps:
1 Restart your computer, and then press and hold F8 during the initial startup to start your computer in safe mode with a Command prompt.
2 Use the arrow keys to select the Safe mode with a Command prompt option.
3 If you are prompted to select an operating system, use the arrow keys to select the appropriate operating system for your computer, and then press ENTER.
4 Log on as an administrator or with an account that has administrator credentials.
At the command prompt, type %systemroot%\system32\restore\rstrui.exe, and then press ENTER.
5 Follow the instructions that appear on the screen to restore your computer to a functional state.