Joke Collection Website - Public benefit messages - Why doesn't Apple's mobile phone ring?

Why doesn't Apple's mobile phone ring?

You can click Settings-Sound-to turn up the ringtone and reminder volume. The specific operation is as follows:

Tools/materials: Apple 6S mobile phone.

1. First, click Settings on the phone desktop.

2. Then find the sound and click it.

3. Then slide the bell and reminder to the right.

4. After this setting is completed, Apple's mobile phone will ring after receiving the message.