Apple has recently released the iOS 4 for all the users. All users can directly download iOS 4 to update the firmware on iPod touch. If you have an iPod Touch 2G(non MC) you can use redsn0w to jailbreak it. The iPhone Dev-Team has released redsn0w 0.9.5 b5-4 which helps you in Jailbreaking 4.0 Firmware. iPhone Dev-Team has confirmed that redsn0w 0.9.5 works with only iPod Touch 2G at present. If you have already upgraded your iPod touch firmware to iOS 4 you can download Redsn0w 0.9.5 to Jailbreak iPod touch 2G on iOS 4.

How to Jailbreak iPod Touch 2G on iOS 4 Firmware With Redsn0w 0.9.5

• Download the latest version of iTunes and update your iPod touch 2G to the latest iOS 4 Firmware.
• Download redsn0w 0.9.5 for Windows or Mac and also download iOS 4.0 ipsw file for iPod touch 2G(iPod2,1_4.0_8A293_Restore.ipsw).
• Now run redsn0w 0.9.5 and browse to the original iOS 4.0 ipsw file.
• Now select “Install Cydia” and click Next. You can also check the new features like “Enable Multitasking”, Enable homescreen wallpaper” and “Enable battery percentage”.
• Now redsn0w will show you some instructions to enter into Recovery mode.
  • Hold down the “Power” button and immediately without releasing the power button, also hold down the “Home” button. Without releasing the “Home” button, release the “Power” button and keep holding the “Home” button for 30 second or until the installation starts.
• Your iPod Touch 2G will reboot once it is jailbroken