Joke Collection Website - Blessing messages - Happy birthday to me from Apple mobile phone. How to set black?

Happy birthday to me from Apple mobile phone. How to set black?

1. First, turn on the Apple phone.

2. Next, find the settings, click "Information Screen and Lock Screen", click "Information Screen Display", and then turn on the switch behind "Information Screen Display".

3. Finally, click the box under "Personal Signature" to enter Happy Birthday to me. Finally, click "Apply" and the phone will be displayed when it turns black.