Back Up and Restore Your Galaxy J3 and J7
You can back up your data on the device using backup accounts like your Samsung account and Google account to access later.
The available screens and settings may vary by wireless service provider and software version.
Back Up Your Google Account
Navigate to Apps > Settings.
Touch Search, and then search for and select Backup account.
Touch the account you want to back up.
You will be prompted to log into your Google account if you have not signed into your Google account previously.
Make sure you have an existing Google account. If not, create a new Google account following the on-screen prompt.
To restore the app data when the app is reinstalled, make sure the Automatic restore feature has been turned on.
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