Step 11: You are now taken to the”Custom logos settings”. I highly suggest only selecting Cydia as Icy can be very buggy sometimes. Step 10: You are now taken to the “Custom packages settings”. Let’s keep things simple and skip this step which is not necessary. For example, you may download WinterBoard, which would be installed during the pwnage process.

From here, you may download packages so you don’t have to manually do it later. Step 10: You are now taken to the “Cydia settings”. Step 9: You are now taken to the “Bootneuter settings”. When you’re done, click the blue arrow to continue. You don’t have to, but I suggest increasing the root partition size to somewhere around 700MB, just to be on the safe side. You will know you didn’t choose the right option if you don’t have signal after jailbreaking. Then you will have to install UltraSn0w from Cydia in order to fully unlock the phone. you want to unlock for another carrier), you have to activate. If you do not have a contract with an official carrier (ie. If you have a contract with an official carrier (such as AT&T in the US, or Orange in France, etc…), do not activate. This is a very important step and I’m pretty sure that we’re going to have a bunch of comments related to this setting, so please read carefully. Step 8: Under “General Settings”, you have the option to activate the phone or not. Choose “General” and click the blue arrow to continue. Step 7: You will now have several options. Step 6: If PwnageTool doesn’t automatically find the correct IPSW file, click “Browse for IPSW” and locate it (it should be in your “jailbreak folder”). Step 5: Select your device then click the blue arrow to continue. Note that I highly suggest downloading these files with FireFox as Safari usually creates issues.

If your iPhone is a 3G: firmware 3.1.2 for iPhone 3G (iPhone1,2_3.1.2_7D11_Restore.ipsw).

Download and save the following files to this “jailbreak” folder (all these files can be downloaded here): Step 2: Create a folder called “jailbreak” on your desktop. Step 1: Make sure you have downloaded and installed the latest version of iTunes.

The only thing that changes is the file you have to download in order to create your custom IPSW. This tutorial is written for both the iPhone 3G and 3GS. if you are still on 3.0 or if you have updated to 3.1 using PwnageTool, you preserved your baseband and you will be able to unlock using UltraSn0w. If you updated your iPhone via iTunes to 3.1.2 or if you bought your iPhone with 3.1.2 pre-installed, you will be able to jailbreak it, however, you will not be able to unlock it. There is no equivalent for Windows and no one knows yet when such a tool for Windows will be released. This step-by-step guide and tutorial will show you how to jailbreak your iPhone 3G or 3GS OS 3.1.2 using PwnageTool 3.1.4 for Mac OS X.

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