Apple iPad Pro 12.9

Apple iPad Pro 12.9

iPadOS 15.3

I can't start my Apple iPad Pro 12.9 iPadOS 15.3

Cause 6 of 6: Your SIM has been permanently blocked

If your SIM has been permanently blocked, you'll need a new SIM.

Solution: Contact customer services to have a new SIM sent to you.

Apple iPad Pro 12.9

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