Hi Can Any 1 Help Me Out Plzzzzzzzzzzzzzzzzz ????

I Have Downloaded Game From Net Such As Scrabble And Other Time Limited Games.(60 Min Time Play)
After I Uninstal These Games, It Always Required Licence Key Or Ask To Bu The Game.
I Want To Play All These Games For Unlimited.
Is There Any Procedure To Remove The Hidden Files From The Window So That I Can Play Unlimited?

Plzzzzzzzz Ans Me And Help Me Regarding This.
Thanx...