H8sn0w, has released the first beta software “sn0wbreeze”, which is fully compatible to work with Windows 7/Vista and XP machines. Sn0wbreeze is a tool which allows you to create custom firmware for you iPhone and iPod Touch. You can download this tool @ official website.

The current version of Sn0wbreeze supports iPhone 2G/3G/3GS(non MC) and iPod touch 1G and 2G (non MC). Follow the step by step guide posted below to jailbreak your iPhone and iPod touch with Sn0wbreeze.

Guide to Jailbreak With Sn0wbreeze: ( 8 simple steps )

Pre Requirements :

• Download iTunes 9.0.2
• Download iPhone OS 3.1.2 firmware for your iDevice

iPhone 3.1.2 download (iPhone1,1_3.1.2_7D11_Restore.ipsw, 241 MB)

iPhone 3G 3.1.2 download (iPhone1,2_3.1.2_7D11_Restore.ipsw, 242 MB)

iPhone 3GS 3.1 download (iPhone2,1_3.1.2_7D11_Restore.ipsw, 306 MB)

• Download Sn0wbreeze (Windows only)
• Download .NET Framework 3.5 (required to run Sn0wbreeze)

How to Jailbreak iPhone 3.1.2 with Sn0wBreeze

Step 1 : Make sure you’ve installed the latest version of iTunes. Open the iTunes and backup your iPhone data.

Step 2 :Run the Sn0wBreeze and hit next button.

Step 3 : choose Simple Mode. We cannot get Expert Mode work properly because it’s still in beta. So only Simple Mode is available.
Click the Next Arrow button.

Step 4 : Sn0wBreeze will ask for the IPSW file for your iDevice. Click on the Browse button and navigate to the folder where you put your iPhone OS 3.1.2 IPSW file and choose the downloaded firmware 3.1.2.

Sn0wBreeze will verify your selected firmware 3.1.2 file.
Hit Next.

Step 5 : On the next screen, Sn0wBreeze will ask you: Do you want to activate your iPhone?

• Hit Yes button for hacktivation (for unofficial carriers)
• Hit No if you want to use official carrier (AT&T etc).

Step 6 : Hit the Start button. SnowBreeze will start building custom firmware for your iPhone that we will use later to jailbreak iPhone OS 3.1.2.

Step 7 : Once the custom IPSW file building process is complete, now it’s time to restore your iPhone with that custom firmware that you just built using Sn0wBreeze.

Connect your iPhone to iTunes and select your iPhone from the left navigation pane in iTunes. Hold Down the SHIFT key on your keyboard and hit the Restore button (SHIFT + Restore)

Step 8 : Now the iTunes will ask for the IPSW firmware file.
Browse to the custom firmware that you built using Sn0wBreeze and select it.

iTunes will Restore your iPhone with custom iPhone OS 3.1.2 created with Sn0wBreeze. Once the iTunes is done with the restore process, your iPhone will restart automatically.

Voila! you’ve a fully jailbroken iPhone with OS 3.1.2.

[ Via redmondpie ]