HT201270: Update your carrier settings on your iPhone or iPad
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Q: does it lock your factory unlocked phone ?
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Dec 22, 2012 9:38 PMby Malcolm J. Rayfield,No, except for the Sprint iPhone 4S last year.
<http://www.macrumors.com/2011/11/11/sprint-to-lock-iphone-4s-sims-starting-novem ber-11th/>
