You can't leave a group text on Android, but you can mute or delete it — here's how

You can't leave a group text on your Android phone, but you can still mute or delete the thread in your Messages app.
来自MSN

Google Messages: How to enable or disable RCS chats

Previously, US carriers were slow to warm up to the RCS messaging protocol. While iPhone owners have had iMessages for years, Android users often relied on third-party messaging apps like WhatsApp.