Export and Import Registry File

Before modifying system registry, its recommended to backup the registry file. From this backup you can restore registry in case any problem occurs after modifying. The steps is as follows :

1. Press Win + R button to open run dialog box, type 'regedit', then press enter/ok.
2. To export, go to File menu option and choose Export.
3. You can export the whole registry or locate the required subkeys that you want to edit.
4. Name the export file with .reg extension.
5. To import, go to File menu option and choose Import.