OK. I'm not an expert on this subject but here is a choke things you could try.
Go to*System settings > Call*and try turning*Voice enhancement*on or off to see if it makes a difference.You can also try*System settings > Call > Privacy keeper*and disable it to see if there’s an improvement.
Sent from my VS980 4G using XDA Premium 4 mobile app
---------- Post added at 11:14 AM ---------- Previous post was at 11:12 AM ----------
*couple.. not choke.
Sent from my VS980 4G using XDA Premium 4 mobile app