Jailbreak iOS 4.1 on iPhone 3GS and iPhone 3G With Sn0wbreeze 2.0.1 on Windows

Written By Sam on 23 September 2010

We have already covered about sn0wbreeze 2.0 and the updated sn0wbreeze 2.0.1 which can be used to jailbreak iPhone 3GS and iPhone 3G running on iOS 4.1. Apart from the iPhone, sn0wbreeze 2.0.1 can also be used to jailbreak iPod Touch 3G, iPod touch 2G and iPod touch 1G running on iOS 4.1. Sn0wbreeze 2 essentially creates a custom firmware that can be used to jailbreak your iDevice.

Sn0wBreeze 2.0 iOS 4.1 Jailbreak Supported iPhone Devices

  • iPhone 3GS (New BootROM) – Must already be jailbroken on iOS 3.1.2
  • iPhone 3GS (Old BootROM) – Must already be Jailbroken and if you used Spirit or JailbreakMe for previous jailbreak then you need to install Spirit2Pwn from http://repo.woowiz.net
  • iPhone 3G – Must be jailbroken on any iOS and if not then you need to use iReb

Procedure to Jailbreak iPhone 3GS and iPhone 3G on iOS 4.1 Firmware With Sn0wbreeze 2.0

Before proceeding further Download the below necessary files

iTunes 10
iOS 4.1
Sn0wbreeze 2.0.1

  • Download iTunes and take a backup of all your data.
  • Download sn0wbreeze v2.0.1 for Windows if you haven’t already done it.
  • Also Download the iOS 4.1 and save it in your PC
  • Run sn0wbreeze and select the “Simple Mode”. If you are an advanced user then select the “Expert Mode”.
  • You will now be asked to browse for the .ipsw file. Select the iOS 4.1 firmware and sn0wbreeze v2 will verify the IPSW file that you have selected.
  • Once the file is verified you need to click the blue button present on the right bottom. Also select “Activate the iPhone” if you want to hactivate your iPhone.
  • Select “Build IPSW” and then click the blue button. Sn0wbreeze will now create the custom .ipsw file for your iPhone which will be jailbroken.
  • Once the process is completed you will be shown “sn0wbreeze seems to have successfully created your IPSW, this file will be located on your desktop”.
  • Now you have to restore your iPhone 3GS or iPhone 3G with the custom iOS 4.1 firmware that you have created with sn0wbreeze 2.0.1
  • Connect your iPhone, and Enter Recovery Mode. Now launch iTunes to restore your iPhone with the custom Firmware built by sn0wbreeze. Hold down SHIFT while clicking the RESTORE button in iTunes.
  • Now browse and select the custom IPSW file that was created and click on “Open”.
  • iTunes will restore the custom firmware and this might take around 10 mins.
  • After that your iPhone will restart automatically and will be jailbroken.

Once you are done with jailbreaking your iPhone with sn0wbreeze v2.0.1 you can unlock it with ultrasn0w if your baseband is 04.26.08 or 05.11.07 or 05.12.01 or 05.13.04.

2 Responses to “Jailbreak iOS 4.1 on iPhone 3GS and iPhone 3G With Sn0wbreeze 2.0.1 on Windows”

  1. zisel says:

    I also enjoy my old iphone, it can do many things.
    and now iOS 4.0 have already Jailbreak on iPhone 3G..
    If you still can’t uderstand.
    then, learn how to jailbreak iPhone 3GS on iOS 4 with PwnageTool & unlock iPhone 3GS on iOS 4 with UltraSn0w on Mac, you can visit : ifunia iphone column.

  2. LongChop says:

    Hi, Would this work on my 3GS new boot rom already jail broken on 3.1.3fw. I know it states 3gs new boot rom already jail broken ok 3.1.2, but wasn’t sure if that was for Sn0wbreeze 2.0 or 2.1. Many thanks

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