1. Press the Windows key + R at once
2. Type "regedit" without the quotes >> Hit "Enter" key
3. Click on "File" option >> Click on "Export" option
4. Give a name to the file in the "File Name" field >> Choose where to save the backup file (Try to save on C:\)
5. That's it your Registry was backed up now.
6. If you are having any issues after making changes to the registry, you can simply double click on the file that was backed up and merge the registry to go back to the original stage.


















