
Devices Supported:
iPhone 4
iPhone 3Gs
iPad
iPod Touch 4G
iPod Touch 3G
iPhone 4
iPhone 3Gs
iPad
iPod Touch 4G
iPod Touch 3G

Downloads
Redsn0w 0.9.9b4 (here)
iOS 5 for your device (here)

Step 1: Open Redsn0w and select “Extras”.
2. Click “Select IPSW” and browse to where your iOS 5 firmware is.
3. Go back and click “Jailbreak”.
4. Follow the instructions on screen to put your device in DFU mode.
5. Wait for Redsn0w to jailbreak your device and have it reboot into tethered mode.
6. Click “Back” on Redsn0w, and then click “Extras”.
7. Select the boot tethered option and follow the instructions to put your device in DFU mode again
8. Wait for your device to reboot, and you’re done!