Samsung Galaxy Tab A9
Turning use of PIN on or off
The PIN protects your SIM from unauthorised use if your tablet should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your tablet.
The PIN protects your SIM from unauthorised use if your tablet should get stolen. If use of PIN is turned on, it needs to be keyed in when you turn on your tablet.
Slide two fingers downwards starting from the top of the screen.
Press the settings icon.
Press Security and privacy.
Press More security settings.
Press SIM card security.
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.