Computers have (happily) advanced to the point where we spend more time getting work done on them than we do fixing them, you still occasionally need a solid diagnostic tool. What tools do you use to ...

Your desktop computer comes with several sophisticated diagnostic programs. Technicians use these tools to find the causes of erratic behavior in the computer, slow operation and other problems. These ...

Use built-in Windows tools like the Troubleshooter to fix common problems on your computer. You can check your memory with the Windows Memory Diagnostic tool to solve lagging issues. Tools like ...

The HP PC Hardware Diagnostics is a Unified Extensible Firmware Interface (UEFI) that provides diagnostic tests to see if your PC hardware is working properly, by isolating hardware failures. After ...

Most people don’t actually know what’s inside their PC—this lightweight tool quietly shows everything that matters.

Diagnostic apps aren’t the most exciting programs on your computer, but they’re important to keep in your PC toolkit. Whether you need to diagnose a slow PC, want to make sure you’re getting the full ...

Fix It Solution Center adds tools for testing the security and performance of Windows, Internet Explorer, Office apps, Windows Media Player--even Xbox and Zune. Dennis O'Reilly began writing about ...

Windows Vista comes with a rich feature set of diagnostic and repair tools that you can use in the event that your computer is not operating correctly. These tools allow you to diagnose problems and ...

My computer's feeling a little sluggish lately and I want to boost its performance if possible. I see ads all the time for PC optimization programs, but they all look spammy. Are there any easy and ...

Is your PC healthy? Don’t be too sure. Think back to when you heard a kerklunk sound coming from the hard drive. Or maybe you remember the last time your Internet connection was down (and I don’t mean ...

If you encounter The amount of system memory has changed error when you turn on your Dell or Alienware system, this article ...