It is a good idea to back up your device's information to the cloud regularly in case something happens to your device. Backing up your device's data to the cloud can make it easier to set up your new device.
From the Home screen, tap Settings.
Scroll to System & updates.
Tap System & updates.
Tap Backup & restore.
Tap Back up to Google.
Tap or slide the Back up to Google switch to ON.
Swipe from the left or right edge of the screen to go back.