How is it that there is no sound when texting on vivo mobile phone?

There is no prompt when receiving SMS, which can be solved by the following methods:

1. Confirm whether the speaker is faulty (if the speaker is damaged, you need to go to the vivo customer service center to handle it);

2. In the management notification/application management notification, enter Settings-Status Bar and Notification/Notification and Status Bar-Notification Permission to open the information;

3. Go to Settings-Sound (and vibration)-Mobile/Unicom/Telecom message ringtone-Change other ringtones;

4. In the standby interface, press the volume plus key to increase the volume of the ringtone;

5. Enter Settings-System Management/More Settings-Backup and Reset/Restore Factory Settings-Restore All Settings/Clear All Settings (please back up the data in your phone before clearing all data).