What if there is no sound in the phone, text message or video?

There is nothing wrong with the mobile phone, which means there is nothing wrong with the mobile phone. There are three reasons for incoming calls, text messages, videos and no sound.

The volume is not turned on.

The volume is not turned on, which may not be the reason.

The speaker is broken.

The speaker is broken. It is recommended to change the speaker.

There is something wrong with the mobile phone system.

There is something wrong with the mobile phone system, which may be an audio problem or a driver problem. Suggest looking for after-sales service.