What happened to Apple's text message? Why is Apple's text message silent?

System version: iOS 15.4

Software version: empty

Apple's SMS has no sound, probably because the notification message bar of its prompt tone is set to no cause.

Apple SMS has no sound, which can be solved in the following ways:

1, unlock the phone and open the settings;

2. Click to enter the notification option;

3. Drop-down page, find and click the input information option;

4. Click the sound option to enter the jump page;

5, according to personal preferences, choose the appropriate reminder ringtone to solve the problem that Apple SMS has no sound.

Tips: Apple SMS has no sound, which may be caused by turning on the mute mode of the mobile phone. You can turn off the mute mode, so that there will be a sound prompt again when you receive a text message.