Microphone intermittently not working

[Volker]

Maybe the same problem as mentioned here:

No sound 50+% of the time in calls, until reboot

Hi Everyone I got an FP3 for few weeks now I realized that after few days of run, more than half of the calls have non working or partially working sound/mic Rebooting the phone does fix it, until it starts mis-behaving again The symptoms are: making a call, I can’t even hear the biiip, and I can’t hear the person that answers it. When I get to talk to the person (after a reboot or many trials) they say they could not hear me same as above, except I can, hear them, thought that case is muc…