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matiyas19 Author

Level 1

5 points

Sim not supported

My iPhone 12 Pro used to work with my local sim before the recent update. After the 15.3.1 update when i insert my sim it brings an update complete screen and it says activation required

Posted on Feb 13, 2022 9:08 AM

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2 replies

Kurtosis12

Level 9

66,556 points

Feb 13, 2022 9:16 AM in response to matiyas19

Did you buy ths phone used? If so, it was hacked to work with a different carrier. Installing the latest iOS undid the hack.

You have 2 choices:

Conact the carrier it is locked to and ask them to unlock it.
Sign up for cellular service with the compnay the phone is locked to.

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Iafeef

Level 7

26,053 points

Feb 13, 2022 9:15 AM in response to matiyas19

Hello there !

Please follow the steps in the following link for support with this issue:

How to unlock your iPhone for use with a different carrier

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Sim not supported

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