Originally Posted by Sezmar
I reverted back to NAF and used Kies to update to NC6. Also, from my home I disabled IPV6 in my router and now everyone I talk to states the phone sounds great! I guess maybe some settings in hotspots makes a difference...
My phone would not take the OTA. I ODIN'ed NC6 and that worked.
I had to call Sprint to get Wi-Fi Calling activated. Afterwards, it works just fine.