someones gotta know the answer to this "the sims" question

[Sieferdeath]

ok, the dude didnt even answer the question, so his post was useless, i just wanna know, where do i look for the registry everyone keeps talking about so that i can fix my the sims sounds problem, and make sure its looking at the right path for the sound, i do have the sound files, just wanna know how to fix the resgistry...