For the last couple months I’ve been troubleshooting a vexing problem on my new quad-core HP desktop: Roughly once per week, the machine would start running as slow as molasses. And I mean slow: ...

Disk Cleanup is another utility that is accessible regardless of your Windows version. The easiest way to open it is to search for "Disk Cleanup" in the search bar and bring up the window.

Stump the PC Club is a free tech-advice column written by members of the North Orange County Computer Club, which has been in existence since 1976. Visit the club’s ...