That means your iPhone is locked to a cellular service provider that is different to the one the sim card is for. See here for how to unlock it: link-> How to unlock your iPhone for use with a different carrier - Apple Support
You can make a difference in the Apple Support Community!
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.
Question marked as
Top-ranking reply
That means your iPhone is locked to a cellular service provider that is different to the one the sim card is for. See here for how to unlock it: link-> How to unlock your iPhone for use with a different carrier - Apple Support
1 reply
Question marked as
Top-ranking reply
Sim not supported