Why messages send as green bubbles

Green bubbles aren't a defect — they're just your iPhone telling you which delivery route a message took. Here's how to read them, and what to do if everything suddenly turned green after your switch.

What the colors mean

• Blue — the message went over iMessage, Apple's internet-based messaging between Apple devices.
• Green — the message went as a standard text (SMS/RCS) over the cellular network instead.

Texting someone on Android? Green is correct and always will be — Android phones don't have iMessage. Nothing about your switch changed this.

If everything is green — even iPhone friends

That means iMessage itself isn't registered to your number yet, which is common right after a carrier switch:

1. Go to Settings, then Apps, then Messages, and toggle iMessage off and back on.
2. Under Send & Receive, make sure your phone number is checked.
3. Restart your phone, and give it time — re-activation after a carrier change can take up to 24 hours.

The full walkthrough lives in iMessage isn't working after my switch.

One more green-bubble moment

If you see a single green message to an iPhone friend with everything else blue, your phone likely just fell back to SMS once — spotty signal on either end does it. That's the system working as designed, making sure the message gets through.