Famous Verizon Wifi Calling Not Working Iphone References. I still though am confused as to why it. When in airplane mode and on wifi, it works and i can make a voice call and it says vzw wifi at the top.

Sometimes, all you need to do to fix the problem is simply restart your phone. First, your smartphone must be: Or, if you have already enabled this feature and it suddenly stopped working, you can toggle off and on this feature to make it work back to normal.