No that's the wrong Tut
That's just if you've switched from 3.71 or switched to 3.71...

If you're looking for a cheat device to use hacks, the best one for you to go with is nitePR,
this tutorial >>http://www.codinghs.com/forums/showthread.php?t=758 << Writen by Hacker117 contains a download link and vry simply explains how to install nitePR.

There's a handful of other guides about nitePR as well...