How To Jailbreak iOS 4.2 Beta 2 With PwnageTool Bundle


04.10.2010

How To Jailbreak iOS 4.2 Beta 2 With PwnageTool Bundle

PwnageTool Bundle is available now for jailbreaking the iOS 4.2 Beta 2 and the one responsible for the release is msft.guy, as he made it available for iPhone 3GS owners who wish to use the iOS 4.2 Beta on their devices. Though, this tool can be used to jailbreak only the iPhone 3GS with an old bootroom, while the devices with the new bootroom need to wait until an exploit will be released for their iPhone 3GS’.

For the time being, Cydia isn’t working with the iOS 4.2, but you shouldn’t worry as msft.guy patched both Cydia and Mobile Substrate editions and you will be able to install these yourself. So, if you want to use the patched version you need to download it from here.

If you wish to try the PwnageTool Bundle on your iOS 4.2 Beta then you need to follow the step-by-step instructions in this post and you will be able do it.  For jailbreaking the iOS 4.2 Beta 2, you will have to use the PwnageTool Bundle and the instructions on how to patch the PwnageTool 4.0.1 in order to be able to jailbreak the iOS 4.2 Beta 2.

Before you start jailbreaking the iOS 4.2 Beta 2 on your device, you need to know that :

  • it works only with the iPhone 3GS with old bootrom and it needs to have been already jailbroken with PwnageTool, redsn0w, Sn0wbreeze or Blackra1n.

  • if you’re device has a new bootroom but you’ve already jailbreaked it with JailbreakMe or Spirit then you should know that this guide won’t work for you.

  • Cydia is broken for the iOS 4.2 and you need to download and install Open SSH. Click here and here and you will be to copy and install things without Cydia on your device.

How To Jailbreak iOS 4.2 Beta 2 With The PwnageTool Bundle
  1. First you need to download the PwnageTool 4.0.1. Click here.

  2. Now, you need to download msft.guy’s PwnageTool Bundle edition and save it to your desktop. Click here to download it.

  3. Download the iOS 4.2 for your iPhone 3GS here, and the iTunes 10 for Mac from here. To download the iOS 4.2 Beta 2 you need to be a registered developer.

  4. Now you need to copy the PwnageTool 4.0.1 , that you previously downloaded, to your computer’s desktop. Right-Click it and select ‘Show Package Contents’.

  5. Now, go to ‘Contents > Resources > FirmwareBundles’ and paste in  the ‘iPhone2,1_4.2_8C5091e.bundle’ file and close the FirmwareBundles folder.

  6. PwnageTool

  7. Start the patched edition of PwnageTool and choose the iPhone 3GS as the device you’re currently using and the PwnageTool will select the iOS 4.2 firmware automatically.

  8. Now you need to configure the iPhone to use the custom firmware 4.2 file created previously with the PwnageTool. Start the iTunes and click the phone icon in it. Now hit the left ‘alt’ button ( ‘Shift’ key in Windows ) and keep it pressed, and after that you need to click the ‘Restore’ button in iTunes. After this action you can release the keyboard button.

  9. iTunes will ask you to load the custom firmware 4.2 and you need to select the ‘.ipsw’ custom file and press ‘Open’.

  10. Now that you did all these, iTunes will start its task of taking care of the rest of the steps. Do not do anything and let iTunes complete its job in order to successfully install the iOS 4.2 Beta 2 on your iPhone 3GS.

  11. When the installation of iOS 4.2 Beta 2 on your iPhone 3GS will be completed,  the device will automatically be restarted and after the iPhone powers back on, it will feature the iOS 4.2 Beta 2. Enjoy.

These are all the steps that you need to take in order to successfully install the iOS 4.2 Beta 2 on your iPhone 3GS (old bootrom) with the msft.guy’s PwnageTool Bundle.

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