Settings
You will not be able to access the device after a factory data reset if you do not have your Google Account username and password.
CAUTION Before sending your device to Samsung or taking it to a Samsung- authorized service center, remove your Google Account and then perform a factory data reset. For more information, visit samsung.com/us/support/frp.
Enable Factory Reset Protection
Adding a Google Account to your device automatically activates the FRP security feature.
Disable Factory Reset Protection
To disable FRP, remove all Google Accounts from the device.
1.From Settings, tap 
Accounts and backup > Accounts > [Google Account].
2.Tap Remove account.
Lock screen and security
You can secure your device and protect your data by setting a screen lock.
Screen lock types
You can choose from the following screen lock types that offer high, medium, or no security: Swipe, Pattern, PIN, Password, and None.
NOTE Biometric locks are also available to protect access to your device and sensitive data on your device. For more information, see Biometric security on page 25.
Set a secure screen lock
It is recommended that you secure your device using a secure screen lock (Pattern, PIN, or Password). This is necessary to set up and enable biometric locks.
1.From Settings, tap 
Lock screen > Screen lock type and tap a secure screen lock (Pattern, PIN, or Password).
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