Text message icon have a blue dot, what does that mean

[Dash50]

Text messages, the icon with the picture in it, or letter, some have a blue dot, what does that mean?

[JVN1005]

It means you can RCS chat with that person.

[WisK]

How can I permanently remove the AR Emoji app that pops up. There's no way to delete it & I DO NOT WANT IT!

[horny]

How do i remove delete