What should I do if the voice of Glory V 10 mobile phone suddenly becomes smaller?

If the voice of Glory V 10 mobile phone suddenly decreases, the troubleshooting can be solved by the following steps: 1, enter Glory V 10 mobile phone engineering mode for adjustment, enter mobile phone engineering mode in standby interface, find hardware test options, find audio options, and restart the mobile phone after increasing the volume; 2. Turn off the corresponding noise reduction function to see if it is caused by the failure of the mobile phone software version. Suggestions can be updated to the latest official version; 3. When playing media audio, you can adjust the call volume through the volume key or turn on the hands-free key, find the volume bar, and turn up the sound; 4. Check whether the speaker of the mobile phone is blocked by the film or the mobile phone case, and whether the speaker is blocked by dust and foreign objects; 5. If there is still no improvement, it is recommended to contact the mobile phone for after-sales inspection and verification. A hundredfold care, 10 satisfaction.