Back up the registry

Windows 8.1 and Windows 8

 

1. Swipe in from the right edge of the screen, and then tap Search. Or, point to the upper-right corner of the screen, and then click Search.
2. In the search box, type regedit.exe, and then press Enter. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.
3. In Registry Editor, locate and click the registry key or subkey that you want to back up.
4. Click File > Export.
5. In the Export Registry File dialog box, select the location where you want to save the backup copy to, and then type a name for the backup file in the File name field.
6. Click Save.

Windows 7 and Windows Vista

 

1. Click Start, type regedit.exe in the search box, and then press Enter. If you're prompted for an administrator password or confirmation, type the password or provide confirmation.
2. In Registry Editor, locate and click the registry key or subkey that you want to back up.
3. Click File > Export.
4. In the Export Registry File dialog box, select the location where you want to save the backup copy to, and then type a name for the backup file in the File name field.
5. Click Save.

Windows XP

 Follow these steps to create a system restore point:

1. Click Start, click Run, type %SystemRoot%\system32\restore\rstrui.exe, and then click OK.
2. On the Welcome to System Restore page, click Create a restore point, and then click Next.
3. On the Create a Restore Point page, type a name for the restore point and then click Create.
4. After the restore point is created, click Close.