Slicno kao i sto ga podizes (sto prvo trebas da uradis)
http://www.redmondpie.com/how-to-upd...-4.2.1-unlock/)
samo ides na downgrade iPad baseband
http://www.iclarified.com/entry/index.php?enid=22652
Ti koristis iOS 6.0 u pocetnim koracima i noviji redsn0w 0.9.15b2 ili b3...