Activity Monitor is the best way to keep an eye on your MacOS apps, how they're performing, and how to manage app problems: Here's how to use it on your Mac!

Your Mac’s humble Activity Monitor can do much more than let you force quit a frozen app. If you know how to make use of it, the Activity Monitor can actully be quite useful, granting you the ...

Check out how to use Activity Monitor to make your Mac faster. Activity Monitor can help you analyze your computer usage and fix problems.

Activity Monitor can show you which apps are chewing up the most CPU resources, memory, disk activity, and network bandwidth.

This is the first tool in Activity Monitor you can use to spot problems. As you can see in the screenshot here at one point iTunes was using a lot of my computer processing power.