My red rice mobile phone, why is there no sound on the phone?

1. Check whether mute mode is turned on;

2. Check whether the Bluetooth headset is connected, turn off Bluetooth and try again;

3. If the wired earphone is not connected but the earphone icon is displayed in the notification bar, it may be that there is something wrong with the earphone interface of the mobile phone. You can try to clean the earphone hole.

4. Enter * # * # 6484 # * * in the dial-up interface to enter CIT (hardware detection), and select speaker detection to see if it is normal;

5. Upgrade to the latest MIUI version;

6. Restart the phone