12 Replies Latest reply: Jul 3, 2012 5:28 PM by Lysander2008
Lysander2008 Level 1 Level 1 (0 points)

I have an iPhone 4 black 32 GB with ios 4.3.3 Model#MC605ZP with 4.10.01 firmware factory unlocked. Is it safe to upgrade to ios 5 via iTunes without locking my phone? Really need to upgrade. Thanks.


iPhone 4, iOS 4.3.3