If you are using a vivo phone, you can refer to the following information:

If you are inserting wired headphones and there is no sound, you can check the following:

1. Adjust the media Volume or call volume

When playing audio or making a call, please press the volume up key to increase the media volume or call volume appropriately.

2. Plug and unplug the headphones again

Please try plugging and unplugging the headphones once, making sure that the headphone jack is plugged in all the way. Turn the headphone jack slightly to see if the sound returns to normal.

3. Confirm whether the phone has been dropped, and whether liquid or dust has entered the earphone hole.

If the phone has been dropped, liquid or dust has entered the earphone hole, etc., it may affect the earphone hole. function, please bring your mobile phone to the customer service center for testing.

4. Use other headphones for comparison testing

Please change to other headphones to test whether the sound is restored. If other headphones are normal, it means the headphones are faulty and it is recommended to replace them with a new pair.

5. Caused by the sound source

If the sound of a certain music/video is abnormal, such as low sound or noisy sound, it is caused by the sound of the music/video file itself. You can try to play it. Try other audio sources.

6. Service center detection

If the above methods fail to help restore, the customer service center needs to detect and process (customer service center address: enter vivo official website/vivo mall APP--My --Service outlets/after-sales outlets--Select the province and city to query the customer service center address)

If it means there is no sound when connecting to a Bluetooth headset

1. Deeply adapted models are connected to Bluetooth Headset, when entering or exiting the game, the Bluetooth codec automatically switches to game low latency, and the sound will be briefly interrupted, giving people a feeling of sound lag;

2. The headset may be out of power or affected by the usage environment. Signal interference causes disconnection, please put the charging box into the charging box to check the power of the earphones, and reconnect for use;

3. If you still cannot resume use, please press and hold the function button for 15 seconds to reset the earphones with the cover open. Try connecting again. If the problem is still not solved, please go to vivo customer service center.

If you have more questions, you can also enter vivo official website/vivo mall APP--My--online customer service or vivo official website web version--slide to the bottom--online customer service--enter manual customer service to enter the consultation learn.