Originally Posted by
username
Visual voicemail came way before Wifi Calling. I would think they would have enhanced and perfected the VMM technology by now and it would work over Wifi...
It seems this might be phone and carrier dependent? For example:
As I mentioned earlier, I have not experienced the Visual Voicemail problem when using IMS with AT&T.
Apple has published features supported by the different carrier. Not all carriers support Visual Voicemail or WiFi calling
link.