Why does the Messages app say I left the group chat when I really didn't?
It says “you left the group chat” but I didn’t and I can still go in the chat but the button to text don’t work
[Re-Titled by Moderator]
iPhone 12, iOS 18
Don't use Messages that much, much less in group chats, but here is a link that might help.
Manage a group conversation in Messages on Mac
Have a group conversation in Messages on iPhone - Apple Support (CA)