4 ms·

You have to opt in to iMessage. This is also no different to everyone in a group who can use WhatsApp or a similar app using that. SMS is the lowest common de

by _djo_ 5y ago

You have to opt in to iMessage. This is also no different to everyone in a group who can use WhatsApp or a similar app using that. SMS is the lowest common denominator fallback. RCS is not much better.