My iMessage being sent as a text on iPhone

anna15425 wrote:

I have a sudden, new issue with my iMessages. I now find that my iMessage is being sent as a text. I haven't changed anything. No update, no setting change, just boom. Contacts are telling me they are unable to send me a iMessage. What happened? Can someone tell me what is going on or is it just me?

[Re-Titled by Moderator]

Original Title: iMessage error

Just you, troubleshoot here If your iPhone messages are green - Apple Support

To activate iMessage and FaceTime using your Phone number

1. First, check to know whether you have an SMS plan enabled for at least one SMS*** with your carrier. Contact your Carrier (Cellular Service Provider), the agency that issued the SIM to you
2. If your iPhone is used with a carrier not found in the wireless carrier articles, make sure you can send and receive international SMS. (One international SMS*** Only)
3. If you can't turn on or sign in to iMessage or FaceTime - Apple ...

*** You may not have an SMS plan (Domestic & International) enabled by your carrier for the SIM/eSIM that you use on your device. Apple Inc. does not provide SMS services.