WARNING This will update your baseband so if you need to unlock do not do this on iPhone 3G & 3GSBlackra1n works for: iPhone, 3G, 3GS, iPod Touch 1st 2nd & 3rd GenWARNING If you are jailbreaking iPod Touch 3rd Gen this is tethered so every time you reboot you will need to run blackra1n agian This is Fast and Easy They guy who made this freakin rocks and i erge you guys to donate to His site....... For future Software/FirmwareYou must open up iTunes connect your device via usb and click restore & update to the NEW 3.1.2 FirmwareAnd just follow me on the vid and you will be jailbroke.....Now i do not recamend icy with the jailbreak cause your cydia most likey will not work right i know mine didnt...Remember if you need to unlock do not attempt this at all::::Link to Blackrain:--http://blackra1n.com/As soon as your device powers down Hold the Power & Home button until you see the Apple logo. When you see the Apple logo release the power button and continue holding the home button until it displays the iTunes logo & keep holding until you see the Blackra1n picture.