how to unroot boost samsung transform ultra?

[Rameek Alston]

New to this site so not sure how things work.i got a boost transform ultra for cheap from a friend of mine and the phone is not acting right.it saysbuild number-gingberbread.ff27 which I have means,i just want the phone to work the regular way it usually works nothing extra for now anyway..i am just assuming that the process below and rooting have something to do with this.i called boost and all they know is that its not compatible with there sytem but it is a boost phone.can some plz help or direct me step by step how I get the phonen to work normally?