Since update to 6.0.1 permanent mute during calls unless using speaker.

[AC Question]

Since I installed the latest software update, my note 4 is in a permanent state of mute during calls. The only way people can hear me is if I engage speaker phone..

 

[B. Diddy]

Welcome to Android Central! Does this persist after wiping the cache partition? https://support.t-mobile.com/docs/DOC-28932