Pwnage tool 4.1x has been released to jailbreak iPhone 3GS on iOS 4.2 GM. It has been most possible to use Pwnage tool to jailbreak the iPhone 3GS (only old bootrom) with the iOS 4.2 software.
iPhone 3GS with only old bootrom has been supported for this. And there have been lots of apps to jailbreak iOS 4.2 that are currently use to be broken. That is why it has been highly recommended to proceed carefully and at user’s own risk. It has been suggested to wait for the official tools unless the users are not really advanced and know what they are doing.
There have been guidelines and instructions on websites about the process to jailbreak iPhone 3GS on iOS 4.2 with the Pwnage tool. A step by step instruction has been given below on how to jailbreak your iPhone 3GS with iOS 4.2 software.
Download Pwnage Tool 4.1.2 and extract it to desktop. Then download iOS 4.2 GM (iPhone 3GS). Copy the Pwnage tool that has been downloaded at first to a new folder on desktop. When you click the right button on the folder, there is an option saying ‘Show package contents’ which has to be clicked next.
Then you have to navigate through certain pages and files as the instructions and continue the process until the terminal executes the script.
You can close all the windows then. Start Pwnage tool with the patched version now and you have to select ‘expert mode’ on it. You can find the original iPhone 3 GS on iOS 4.2 firmware when you browse. Choose ‘build’ on it and click next and you will see Pwnage tool creating the custom .ipsw file to jailbreak iPhone.
Then enter DFU mode. Restore iPhone 3GS to the custom firmware 4.2 file. Start iTunes and follow simple guidelines to make iTunes trigger you to select the location. You just have to select the required file and open it and then enjoy iTunes doing the rest of the work for you with a series of automated steps. When installation has been done, the iPhone will automatically restart which is completely jailbroken.
Related posts: