Assigning A Pin To A Nano Sim Card - HTC Desire 21 pro 5G User Manual

34 Security
3. If prompted, choose how you want to show notification content when your phone is locked,
and then tap Done.
4. Tap Register face data, and then read the tips and reminders.
5. Tap Next and follow the onscreen instructions to scan your face.
6. Tap Turn on to enable Face Unlock.
By default, your phone automatically unlocks the screen when it recognizes your face. If you
prefer to swipe on the lock screen first before the phone unlocks, tap Settings Face Unlock, and
then turn off the Face Unlock without swiping option.
Unlocking your phone with Face Unlock
You need to be on the lock screen to use Face Unlock for unlocking your phone.
1. If the screen is off, press the POWER button to wake up the screen.
You'll see the icon on the lock screen.
2. Hold your phone in portrait orientation at face level and look at the front camera.
§ If Face Unlock is successful, you'll see the blue
§ If Face Unlock is unsuccessful, you'll see the red
again.
If you turned off Face Unlock without swiping in Settings, you need to swipe on the lock screen
after Face Unlock is successful to unlock your phone.

Assigning a PIN to a nano SIM card

You can help to protect the nano SIM card by assigning a Personal Identification Number (PIN).
Make sure you have the default PIN provided by your mobile operator before continuing.
1. From the Home screen, tap Settings Security.
2. Tap Advanced SIM card lock.
3. In dual SIM phone models, select which card you want to assign a new PIN to.
4. Tap the Lock SIM card On/Off switch to turn it on. Enter the default PIN of the card, and
then tap OK.
5. To change the card PIN, tap Change SIM PIN.
icon then your phone unlocks.
icon. Tap it to try Face Unlock