In order to fix some problems or change some settings in Windows 10, sometimes you may need to edit or modify the Registry. Registry plays a center role in Windows system; it contains various critical parameters that directly control Windows startup, hardware driver loading, and some applications running. If you change or delete some Registry entries by mistake, it may lead to abnormal system startup or directly cause system failure. Hence, you are recommended to backup Windows 10 Registry before you modify it so that you can restore from the backup once error happens.

Now this post shows how to backup and restore Registry in Windows 10. Before this, you need to sign in Windows 10 as administrator.

Backup Registry in Windows 10

Step 1: Press Win + X key combination and then select Run to open Run dialog.

Step 2: Type regedit and click OK to open Registry Editor.

type regedit and click ok

Step 3: In the Registry Editor, locate the entry or sub-entry you need to backup, then right click it and select Export.

export

Step 4: In the Export Registry File dialog, select one location where you want to save the Registry backup, type the file name, select Save as type, and then click Save.

save backup

Step 5: Quickly it generates a *.reg file, which is just the backup file of the Registry.

Restore Windows 10 Registry from backup

Step 1: Double click the backup file.

Step 2: Click Yes in the prompt dialog.

click yes

Step 3: Registry is restored successfully.

restore successfully

Tips: If you are prompted with the error message as below, that’s because some serious data can’t be backup by the this way above. If in this case, you can make a system restore point to back up your whole Windows 10 Registry.

error message

Although it’s easy and convenient to backup and restore Windows 10 Registry, it does not mean that you can change the Registry carelessly. You still need to be very careful and serious while editing any key or value in Registry to avoid mistakes.