How To Jailbreak 4.3.1 Untethered Sn0wbreeze 2.5 iPhone 4, 3GS / iPod Touch 4G, 3G / iPad (Windows)

By  at Monday, April 04, 2011  

The newly released sn0wbreeze 2.5 by iH8sn0w can now be used to carry out untethered jailbreak for iOS 4.3.1 by creating custom firmware. Sn0wbreeze 2.5 allows you to preserver your unlockable baseband so that you can unlock it with ultrasn0w. The guide below will help you to Jailbreak any iOS 4.3.1 device in just a few steps.

Screen shot 2011 04 04 at 1.00.31 PM How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5

Mac User ?
  • How to Jailbreak 4.3.1 PwnageTool 4.3 (Mac)  iPhone 4, 3GS / iPod Touch 4G, 3G / iPad - Custom Firmware [Mac Guide] Click Here.

This Jailbreak Supports:

  • iPhone 3G/3G[S]/4
  • iPod Touch 2G/3G/4
  • iPad
  • Apple TV 2
Required Downloads:
Steps:

Step 1: Open Sn0wbreeze close pop-ups and read warning then press next button.
Screen shot 2011 04 04 at 1.00.31 PM How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Step 2: Drag n drop or navigate your iOS 4.3.1 Software Update and press next button.
Screen shot 2011 04 04 at 1.00.38 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Once your iOS 4.3.1 iPSW identified then press next.
Screen shot 2011 04 04 at 1.01.04 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Step 3: Now select Expert Mode option and press arrow to continue.
Screen shot 2011 04 04 at 1.01.08 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Step 4: Once you press next after selected “Expert Mode”, then just select “Build IPSW” and press next blue arrow.
Screen shot 2011 04 04 at 1.01.23 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Sn0wbreeze will begin Processing to create custom Jailbroken iOS 4.3.1 Software Update for iPhone 4, 3GS, iPad 1, iPod touch 3G and 4G.
Screen shot 2011 04 04 at 1.01.28 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Screen shot 2011 04 04 at 1.21.12 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Step 5: Once your custom Jailbroken iOS 4.3.1 Software Update is successfully created then follow the Sn0wbreeze instruction to entering DFU mode or use below easy DFU method .
Screen shot 2011 04 04 at 1.21.18 PM 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Put your device into DFU mode
  • Connect your device with iTunes
  • Hold down the Power and Home buttons together for 12 seconds
  • Release Power button but keep holding the Home button for 15 seconds
When your device in DFU mode then Sn0wbreeze get the following message from thier iREB software.
Sn0wbreeze 2.4b1 shot 8 575x453 How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Step 6: Now open iTunes and hold down left “Shift” key and click on “Restore” button and select Sn0wbreeze Custom iOS 4.3.1 and after that iTunes auto detect you Custom iOS 4.3.1 and start Restoring.
iPhone How To Jailbreak Untethered All iOS 4.3.1 Devices Using Sn0wbreeze 2.5
Congrats! Your iOS 4.3.1 Device is successfully updated and jailbroken iOS 4.3.1.
Here's the video guide to untethered jailbreak iOS 4.3.1 with Sn0wbreeze 2.5 and unlock with ultrasn0w:

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