To restore your backed up personal data of a Google Account, just add that account to the
device.
Note:
(1) To back up your photos and videos, tap Photos in App Drawer and log in your Google
account to sync the files on your device with Google Photo Library.
(2) To back up other data such as audio or video files on the device’s storage, you can make use of
the Google Drive service.
(3) Backup may not handle certain app progress data and settings.