Joke Collection Website - Public benefit messages - After receiving the message, Apple's mobile phone locks the screen and displays the text. How to set it?

After receiving the message, Apple's mobile phone locks the screen and displays the text. How to set it?

The open operation is:

Step 1: Click the "Settings" icon on the desktop.

Step 2: Open the notification.

Step 3: Select the information program.

Step 4: Open the four options of "Apply Icon Mark", "Sound" and "Lock Screen Display" in the notification center.