Group text messages

You can’t add or remove people from group MMS messages or group SMS messages.

Group iMessage

These messages appear in blue text bubbles, go through Apple instead of your carrier, and are protected by end-to-end encryption. In a group iMessage, everyone can:

• Send and receive photos, videos, and audio messages
• See all responses from the group
• Send and receive message effects, like sketches, animations, bubble effects, and more
• Share their location with the group
• Give the group a name, add or remove people from the group, mute notifications, or leave the group

Send a group message on your iPhone, iPad, or iPod touch - Apple ...

https://support.apple.com/en-us/HT202724

Happyinhorsham12 wrote:

My iPhone 8 Plus does not have the button to leave the conversation in a group text. Does anyone know how to fix this?

You can only remove people from a group in Messages if everyone in the group is using iMessages (blue).