Tuesday, January 17, 2012

iOS 4.2.1 Custom Firmware without Baseband update – Untethered Jailbreak


Download Links Updated. [19 August]
If you are an unlocker and know about 06.15.00 unlock method with ultrasn0w 1.2 , there is a simple way to update to iOS 4.2.1 without basebande update with pwnagetool v4.2 or sn0wbreeze v2.2 . easy unlock and untethered jailbreak But its need you have 05.13.04 bb or below.
iOS 4.2.1 Custom Firmware without Baseband update   Untethered Jailbreak
Tools needed
1 . Custom firmware for Device :
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NOTE: If you have original carrier sim card use unactivated and if you have not use  active one.
Download custom firmware iPhone 4
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Download custom firmware iPhone 3Gs
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Download custom firmware iPhone 3G Full functions
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Download custom firmware iPhone 3G lite functions
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Download custom firmware iPod Touch 4G
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Download custom firmware iPod Touch 3G
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Download custom firmware Apple TV 2G
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Download custom firmware iPad
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2. Download Redsn0w 0.9.6b
3. Download Apple original firmware
Guide :
1. Connect your phone with PC and switch off
2. Open redsn0w and choose Original firmware.
3. If you have newboot just press “yes”
4. now click “Next”
5. Choose “Just Enter pwned DFU mode right now”
6- now click “Next” again “Next” and follow the screen.
* you can useb iReb for pwned DFU mode too.
After that open itunes and press “Shift + Restore” and choose custom firmware 4.2.1
it will finish very quickly
Finally you can see your phones is with your old Baseband. now just you can install the ultrasn0w 1.2 from Cydia

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