process explorer

Monitoring Your System with Resource Monitor

Here’s a helpful system resource tool that doesn’t get nearly the press it deserves.

Why is My Disk Busy Even Though I’m Doing Nothing?

Unexpected hard disk activity isn’t unusual. I’ll show you how to use a free monitoring tool to determine what program is causing it.

What Program Is this Window From?

Use Process Explorer to identify windows or message boxes that appear without any obvious indicator of what program they’re from.

Installing SysInternals Tools

Microsoft has made these free tools easier to get and keep automatically updated.

How Do I Find Out What Program Is Using All My CPU?

Occasionally, one program uses all of your computer’s processing resources. Using Task Manager, it’s easy to figure out which program that is.

Process Explorer, a Powerful Free Replacement for Task Manager

Want to know what’s really going on in your PC? Process Explorer is a free, powerful tool that digs deeper than Task Manager. I’ll show you how it works, what you can discover, and why it’s one of the best utilities you should have on your computer.