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Old Sep 11, 2010, 06:48 PM   #1
johnsmith55
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Exclamation Unjailbreaking iPhone 3G ( 3.0.1)

Currently my 3g is jailbroken, and I want to unjailbreak it completely.

Can I just upgrade to firmware v4 to undo the jailbreak?

If i do this, will I still keep all my contacts, txt messages, pictures, etc.?


EDIT: it's 3.1.3, not 3.0.1, sorry.
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Old Sep 11, 2010, 09:42 PM   #2
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Old Sep 11, 2010, 09:46 PM   #3
VPrime
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Yes.
Just connect to computer. Open iTunes. Click update.
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