Procedure to Jailbreak iPhone 3GS With 3.1 OS Using PwnageTool 3.1.3 for Mac

Written By Sam on 3 October 2009
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I hope all the iPhone 3GS users will be very happy as the iPhone Dev Team has released the Pwnagetool 3.1.3. You can use the Pwnagetool 3.1.3 to jaibreak iPhone 3GS with iPhone OS 3.1. The iPhone 3GS is supported in PwnageTool 3.1.3 only it was pwned at 3.0 or 3.0.1. The Pwnagetool 3.1.3 is a Mac too, so you need a Mac to use the tool to jalbreak your iPhone 3GS. Once you have done with jailbreaking iPhone 3GS with iPhone OS 3.1, you can use Ultrasn0w to unlock iPhone 3GS.

To proceed with Jailbreaking iPhone 3GS with 3.1 firmware you need iTunes 9, iPhone 3GS 3.1 Firmware and PwnageTool 3.1.3.

Read this Post to download iTunes 9
Download Original iPhone 3GS 3.1 Firmware iPhone2,1_3.1_7C144_restore.ipsw
Read this article to Download PwnageTool 3.1.3

procedure-to-jailbreak-iphone-3gs-with-31-os-using-pwnagetool-313-for-mac

How To Jailbreak iPhone 3G With 3.1 Firmware Using PwnageTool 3.1.3

  • Download and install the latest version of iTunes.
  • Before proceeding, just take a backup of all your important data.
  • Keep the iPhone 3GS 3.1 Firmware and the PwnageTool 3.1.3 into a folder on your computer.
  • Connect your iPhone 3GS to Mac computer.
  • Double click the PwnageTool 3.1.3 to mount it and create a shortcut.
  • Launch the PwnageTool and click ok on warring message “PwnageTool is a free tool” and select “Expert Mode” from top left menu.
  • Now select your device “iPhone 3GS” in this case and click on the Blue Arrow.
  • Pwanage Tool will automatically find the .ipsw file (Iif it doesnt then browse for it and select the file).
  • In the next step, there will be a General Setting Screen.
    • If you are using an Official service provider (i.e. AT&T) you do not need to “Unlock Baseband”, therefore you can Uncheck “Activate the phone” and Check “Enable baseband update”.
    • If You are using an Unofficial service provider (i.e. T-Mobile) then Uncheck “Enable baseband update” So you can use Ultrasn0w with the 3.1
  • In the next step you can choose the apps of your choice from the install menu. Install Cydia installer and then click on the blue Button.
  • Click on the Build button and then on the blue arrow to begin the custom firmware building (Pwnage) process.
  • Save the .ipsw file built by the PwnageTool.
  • PwangeTool will ask you “has your iPhone 3G been pwned before?”, if you are not sure then click on NO.
  • You need to put your iPhone in DFU mode now. Turn off your iPhone and then press the following keys in sequence – Hold down the home button for 5 seconds and then hold the Home and Power buttons for 10 seconds. Now release the Power button while continuing to hold the Home button until the iPhone is in DFU mode. Once the iPhone 3GS is in DFU mode a message is displayed.
  • Now Launch iTunes 9 to restore your iPhone with the custom Firmware built by PwnageTool 3.1.3.
    In iTunes, hold the “Alt/Option” key and click on “Restore”.
  • Browse and Select the custom IPSW file and click on “Open”.
  • iTunes will restore the custom firmware and this might take upto 10 mins.
  • After this your iPhone 3GS will restart automatically.

If everything went well you will now have a jailbroken iPhone 3GS in your hands. You can now restore all your data back to the iPhone 3GS from the backup you have taken earlier.

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