New
#1
I used a Registry Cleaner
I'm running Win 7 64 bit. I researched and then purchased Ace Utilities, which Cnet gave 5 stars to. I used it, and also used it's Registry Cleaner. I don't notice that the cleaner did any harm.
What do you think of Ace Utilities' Registry Cleaner, or Registry Cleaners in general for Win 7? :)