From the Start menu, type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.
In Registry Editor, locate and click the registry key or subkey that you want to back up.
Click File > Export.
In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field.
From the Start menu, type regedit.exe, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation.
In Registry Editor, click File > Import.
In the Import Registry File dialog box, select the location to which you saved the backup copy, select the backup file, and then click Open.
Click Start, type regedit.exe in the search box, and then press Enter. If you're prompted for an administrator password or for confirmation, type the password or provide confirmation.
In Registry Editor, locate and click the registry key or subkey that you want to back up.
Click File > Export.
In the Export Registry File dialog box, select the location to which you want to save the backup copy, and then type a name for the backup file in the File name field.
