e. foundation Samsung S7 call problem

(Issue title):

e. foundation Samsung S7 call problem

Summary:

Some calls every day, caller cannot hear me but I can hear them.

Steps to reproduce :

Normally corrected by me returning the call but sometimes same problem.

What is the current behavior?

Call sounds normal to me but caller hears silence.

What is the expected correct behavior?

(What you should see instead)

Relevant logs and/or screenshots

(Paste any relevant logs - please use code blocks (```) to format console output, logs, and code as it's very hard to read otherwise.) (You can use adb logcat command to capture log of you device, when connected to a computer)

Possible fixes

(If you can, link to the line of code that might be the cause for this problem)