I placed my new SIM card that just arrived in my I-Phone and it says that "SIM not supported". Please help

Just received my SIM card to switch my phone to AT&T and it came back that the SIM is not supported". Please help me.

Posted on Dec 28, 2021 4:01 PM

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Level 6

17,187 points

Dec 28, 2021 4:03 PM in response to Ineedyourhelpnowplease

Talk to AT&T. They configure the SIM cards for their service.

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Level 10

272,280 points

Dec 28, 2021 4:03 PM in response to Ineedyourhelpnowplease

If you can't activate your iPhone - Apple Support

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I placed my new SIM card that just arrived in my I-Phone and it says that "SIM not supported". Please help

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