my iphone 4 have signal but won't make/received call and text

Ive tried everything, restore many times.i also restore it to factory settings., it will work for 2 weeks then it will be back again with its problem.

i have signal but it will stock there then i can't make/received call and text. i tried other phone and call my iphone number, its ringing but

it doesn't appear on my iphone. i cant call either.

thats the other problem., if that's not happen, the other thing is "no service" i have to restart then it will be ok again, that will happen for like

5 times a day, really *****. Before i update my iphone 4, everything is work perfectly fine, but when i upgrade to the latest version,

this things already happen and i really don't know what to do. please help. 😟

iPhone 4, iOS 5.0.1

Posted on Feb 19, 2012 7:00 AM

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my iphone 4 have signal but won't make/received call and text

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