Previous 1 2 3 4 Next 46 Replies Latest reply: Jan 24, 2012 7:56 AM by Phil1950
davidfrommiddletown Level 1 Level 1 (0 points)

Just received my new AT&T phone today.  Set it up with no problems.   Then I get an "invalid sim" message.   After rebooting a couple of times it goes away, but it keeps coming back.   Thoughts?


iPhone 4, iOS 5
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