According to this post, you actually dont use 3G or 2G for calls and thats your issue actually, bad quality with VoLTE
And btw in the past your description was the opposite to my understanding, so no VoLTE calling and only 3G.
According to this post, you actually dont use 3G or 2G for calls and thats your issue actually, bad quality with VoLTE
And btw in the past your description was the opposite to my understanding, so no VoLTE calling and only 3G.