I'm sorry your phone is having issues with sound after the last update floydawg. We know how frustrating this can be for you when trying to speak to others, listen to music and use other apps with sound. We can help with some steps to get this working for you. Lets start with resetting the network settings. Here is a link with the steps https://vz.to/2dbNca7 . Let me know if this helps with your issue. Is there any physical or water damage to the device? 

Kinquana_VZW
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