In other words "After upgrading iPhone 4 to iOS 5 no network problem" One of our readers asked us this question, so that we are going to make this clear in this article. As you know that Apple released iOS 5 for iPhone, iPod touch and iPad on October 12.
Many of iPhone 4 users who are relying on unlock with ultrasn0w or Gevey SIM updated their iPhone 4 to stock iOS 5 ipsw firmware, here's the problem exactly.
Unlock 04.11.08 Baseband - Downgrade to 01.59.00 iPhone 4 Desimlock 04.11.08 Possibility
When users upgrade iPhone 4 to stock iOS 5, the baseband (modem firmware) is updated to version 4.11.08 which is not supported with the current version of ultrsn0w and also can't be unlocked with the current Gevey SIM models (Standard, pro, ultra and etc.). So in case you upgraded your iPhone 4 to stock iOS 5 you will no longer able to Unlock 04.11.08 ios 5 with ultrasn0w or Gevey SIM.
So that we recommend iPhone 4 users who rely on unlock with Gevey SIM or ultrasn0w and wanna upgrade their iPhone 4 to iOS 5 to use custom ipsw to preserve the unlockable baseband, so that you will be able to use Gevey SIM or ultrasn0w to unlock your iPhone 4.
Downgrade - Unlock 04.11.08 Baseband to 01.59.00 iPhone 4 - Any of hacker working on this ?
No, there's no one work on downgrading 4.11.08 to 1.59.00 baseband. So don't trust any of the scam sites that claiming the ability of desimlock 04.11.08 to 1.59.00 baseband.
Stuck on desimlock 04.11.08 baseband iPhone 4 - What can I do ?
Desimlock 04.11.08 is possible to Unlock 04.11.08
If you already stuck on 4.11.08 baseband on iPhone 4, you have to wait for updated version of ultrsn0w to support desimlock 04.11.08 baseband or modified version of Gevey SIM.We hope you would be satisfied with this tutorial ?
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