Text messages to non apple phones
How to send a text message to a non apple phone
The non apple phone address turns red and will not send
3 replies
Then you need to contact your carrier about SMS/MMS plan(s) and make sure it's provision properly by them.
SMS/MMS use phone number not e-mail address like iMessage.
Open the messages app. Compose a new message. Send it.
What's the problem?
Text messages to non apple phones