ok so i flashed cm7.1 to my shift, however now i can only use my wifi or 4g and 4g is spotty in area to date. is there a seperate ad on to get 3g to work if so does someone have a link for it? ive searched and having no luck so far. thank you in advance also im a noob so be easy with me lol been rooted less than 10 hours now.