How do I... Use the Memory Diagnostic Tool in Windows Vista

Random access memory is the essential backbone of the modern personal computer, yet many users ignore it as a potential source of problems. A bad stick of RAM can be the root cause of all kinds of annoying operating glitches ranging from random application lockups to intermittent blue screens of death to boot failure. There are dozens of RAM diagnostic tools available for checking the status of RAM in your PC, but if you are running Microsoft Windows Vista you already have a diagnostic tool built into the operating system.

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Mark W. Kaelin

By Mark Kaelin

Mark W. Kaelin has been writing and editing stories about the IT industry, gadgets, finance, accounting, and tech-life for more than 25 years. Most recently, he has been a regular contributor to,, and TechRepublic.