Samsung Galaxy A7 (2018)
Turning use of PIN on or off
The PIN protects your SIM from unauthorised use if your phone should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your phone.
The PIN protects your SIM from unauthorised use if your phone should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your phone.
Slide your finger downwards starting from the top of the screen.
Press the settings icon.
Press Biometrics and security.
Press Other security settings.
Press Set up SIM card lock.
Press the indicator next to "Lock SIM card" to turn the function on or off.
Key in your PIN and press OK. The default PIN is 1111.
Press the Home key to return to the home screen.