Samsung GALAXY S7 User Manual page 21

Caution: Before shipping your device back to Samsung or taking it to
your nearest Samsung-authorized service center, you should remove
your Google Account before resetting the device back to factory
settings. For more information, visit: samsung.com/us/support/frp.
Enable Factory Reset Protection
Adding a Google Account to your device automatically activates the
Factory Reset Protection (FRP) security feature.
Disable Factory Reset Protection
To disable FRP, remove all Google Accounts from the device.
1. From a Home screen, tap
2. Tap Cloud and accounts > Accounts > Google.
•
If you have more than one Google Account set up on your
device, tap the Google Account you want to remove.
3. Tap More options > Remove account.
Set Up Your Device
Apps > Settings.
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