Tutorial: Upgrade your iPhone 4 or 3GS to iOS 6 without raising the baseband

With this tutorial you can update your iPhone 4 or 3GS to iOS 6 keeping your baseband (to preserve a baseband releasable, either with Ultrasn0w or Gevey SIM with). Not valid for iPhone 4S because no software to exploit it.

Need:

RedSn0w 0.9.15b1:

• OS X
• Windows

The 6 of your iOS device:

• Download it here.

Tutorial:

Open Redsn0w

Click Extras

Press Even More

Click Restore

Click IPSW

Select your iPhone iOS 6

will ask if you want to preserve the baseband, click Yes (yes)

will tell you that you have to put your iPhone in Pwned DFU mode, click OK

Connect your iPhone to the computer and turn it off

Click Next (Next)

Redsn0w will guide you to put your iPhone in DFU

Press the power button for 3 seconds

Press the home button (without releasing the power button) for 10 seconds

Release the Power button and hold the Home button until redsn0w detects your iPhone

Your dispostivo is detected

Redsn0w will create an image restoration

The same Redsn0w will update your iPhone to iOS 6 without raising the baseband, no need for anything iTunes

Source - iClarified

More - Tutorial: How to re-restore your iPhone to iOS 5.x to iOS 5.x

Article Tutorial: Upgrade your iPhone 4 or 3GS to iOS 6 without raising the baseband has been originally published in News iPhone .