And those "fix my PC" are often infested with spyware or worse.
Diagnosis of slow PCs takes a little bit of work and given the details it could be hard to give any starting advice except for you to fill in the blank.
--> "My PC was fine until I _______!"
What can I do to find out why my computer is not running like it use to. I have Windows 7. I did use a register fixer. It takes forever to download. At times I get the Internet explorer page-it can't display it at this time error.