iMessage problems

[Mac'nCheese]

for some reason, I can't add anyone to a group text that doesn't have an iPhone and I can't send photos to anyone who doesn't have an iPhone. I changed nothing and never had a problem with this. Any ideas? TU

 

[C DM]

What happens when you try any of those things?

 

[Mac'nCheese]

What happens when you try any of those things?

I get a not delivered/message send failure/red ! Status.