Change device
Huawei Mate 20 Pro
Back to Settings & usage
Activate or deactivate use of PIN
The PIN protects your SIM from unauthorised use should your mobile phone get stolen. If use of PIN is activated, it needs to be keyed in when you turn on your mobile phone.
1. Find "Set up SIM card lock"
Press Settings.
Press Security & privacy.
Press More settings.
Press Encryption and credentials.
Press Set up SIM card lock.
2. Activate or deactivate use of PIN
Press Lock SIM card to activate or deactivate the function.
Key in your PIN and press OK.
3. Return to the Home screen
Press the home icon to end the session and return to the Home screen.