Jailbreak 4.2.1 Pwnage Tool

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Pwnage Tool Bundles have been released to jailbreak iPhone 4 3GS on iOS 4.2.1 firmware . Pwnage tool gives untethered jailbreak preserving unlockable baseband 01.59.00 on your iPhone . The latest release of Pwnage tool will build custom IPSW files to jailbreak your phone and install Cydia while booting it untethered.

After having pwned your iPhone 4 3GS with Pwnage Tool you can use UltraSn0w 1.2 to unlock your device on old baseband . Also Read UltraSn0w 1.3 Release Date .

Note : Pwnage Tool Jailbreak works exclusively on Mac systems . If you have a Windows PC , try Greenpoison_RC5 or Redsn0w .

Steps to Install Pwnage Tool Jailbreak – iOS 4.2.1 Un-Tethered Jailbreak :

Download Pwnage Tool Bundle for iPhone 4 3GS here and unzip it.
Download Pwnage Tool 4.1.3 for Mac OS .
Download iOS 4.2.1 .ipsw file
Download and install iTunes 10.1.2 on your Mac and sync before proceeding.
Now right-click on the Pwnage Tool icon and select “Show Package Contents”
Navigate to PwnageTool.app/Content/Resources/FirmwareBundles/ and copy the .bundle files extracted from the downloads on Step 1.
In the next step goto PwnageTool.app/Content/Resources/CustomPackages/CydiaInstaller.bundle/ and paste info.plist file
Start Pwnage Tool and select Expert mode as shown in the image below
Now browse to the .ipsw files downloaded in Step 3
In the next screen select the option “General” as shown in the image below
In the next screen under General Settings unselect “Activate the phone”
Now under custom packages settings screen select “Cydia Installer”
Click next and select Build
Pwnage Tool will now create the custom ipsw file which can be used to restore your device and jailbreak it .
Follow steps 10 – 15 in this previous Pwnage Tool tutorial and restore your device accordingly .
Sync your phone to get back all the apps and settings .

For any help and assistance in jailbreaking using Pwnage Tool , Leave your comments below or Ask a Question in the Forum . Follow us on Facebook for more details .