Tu mas link navodom : http://www.youtube.com/watch?v=0I1dNq5g3Kk&feature=youtube_gdata_player
V popise mas link na redsn0w aj na custom FW. Stci ti stiahnut original firmware (link v popise videa), potom stiahnut redsn0w (link v popise), potom otvor redsn0w, naviguj ho na original firmware a oznac „Just enter pwned DFU mode“ (obrazovka ostane cierna – to je normalne), potom stiahni custom firmware (link v popise), otvor iTunes, vybehne ti hlaska, ze iP je v restore mode – daj cancel, drz SHIFT (Win), ALT (Mac) a klikni na restore, naviguj ho na stiahnuty custom firmware a klikni restore. Hotovo ! Ak budes mat problemy, staci napisat :)