Sunday, November 28, 2010

Guide: How to Update Baseband to 06.15 in iPhone 3GS/3G [Mac]

Dev-Team has released Ultrasn0w to unlock your iPhone 3GS and iPhone 3G on Baseband 06.15. But before you unlock you have Update your Baseband from 05.14.02 to 06.15 in order to Unlock it. So here we have a guide for you on how to Update your iPhone to 06.15.If you have an old-bootrom 3GS and are already unlockable but want to get to 4.2.1, please wait til iPhone Dev Team release an “unofficial” bundle for you.

DEV-Team has updated Pwnage Tool  to Update your Baseband.Just simply follow this step by step guide and you can Update and Unlock your iPhone.

Firsty of all download:

Pwnage Tool Unlock Version for MAC (Download Link)

iOS 4.2.1 (Download Link)
iOS 3.2.2 (Required to update the baseband) (Download Link)
Copy everything to your desktop,you just downloaded.
Step 1: Launch Pwnage Tool and select iPhone 3GS/3G and direct it to the iOS 4.2.1 firmware you just downloaded.

Step 2: Now you have to Update to 06.15 if you are on 05.14.02 or lower, Click "Yes" for update. Now browse the IPSW File i.e iOS 3.2.2 and select it.

Step 3: You'll have to choose some options as installing Cydia packages, custom logos and packages. Finally, hit the blue the build button.

Step 4: Now at that point you'll be asked to saved the Cooked firmware, Allow it and Wait.

Step 5: When prompted if your iPhone has been Pwned before, we clicked No. It allows for a more thorough restore. Once done, you have to put your device into DFU Mode,Follow these simple steps to put your device into DFU Mode:
  • First of all,Press and Hold the sleep button for 2 seconds.
  • While holding the sleepbutton,Press the Home button for 10 seconds.
  • Now release the sleep button but continue Holding the home button for about 15 seconds.

Step 6:  Now, You will have to restore your iPhone to the jailbroken custom firmware by Clicking on the iPhone icon on the left sidebar of iTunes then hold left “alt” button (“Shift” button on Windows) on the keyboard and then click on “Restore” then release the alt button, Now Select the custom firmware created by PwnageTool and Let iTunes go in a bunch of steps.

Step 7:You are done with Updating your Baseband and you can now Unlock your Device. Just follow this Guide to Unlock your iPhone 3GS/3G.

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