First, unlock your iPhone and launch Settings from the home screen.
- In Settings, scroll until you find "Messages" and tap. In Settings, find Messages. ...
- At the top of the screen, find iMessage. At the top, find the iMessage toggle. ...
- If the slider on the right is green, iMessage is already enabled.
Why does my iPhone keep saying iMessage needs to be enabled?
Another reason why iMessage Needs to Be Enabled to Send This Message issue comes is about the iMessage sever. If the server is not working, you can send messages. To check if it works or not, please go to Apple System Status.
Why are my Imessages not activating?
If iMessage hasn't activated after 24 hours, your next best step is to reset your network settings. Do this by navigating to Settings → General → Reset → Reset Network Settings. ... If iMessage still won't activate get in touch with Apple Support.
