advanced registry problem

well
i have heard about it so just as query i am posting
i dont know it is legal ? or not if not it can removed but i see lots of similar post here
any way we do have lots of trail version
well some years back my bro came to my machine he used registy and one 30 days trail version software which was not working bcoz it was 2 months old
was again working it dont says trail even means the date was cracked through registry most probably he deleted or changed some thing

so how did is do that?
ok i think that thier are lot of date carckers that is being hakers but using os and doing it is some things inteligent
so do some body have any idea how it can be done
thanks
saha
by the way win 98

Sorry Saharika, but we cant allow this discussion here as it will violate our AUP

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