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 99% of my computers processing power. That isn’t good.

OS X comes with a built-in application called Activity Monitor, ... Click "Applications" on the sidebar of the Finder window to see your Mac applications. ... How to Open a PYM File.

Amongst other things, Activity Monitor lets you locate both frozen apps and background processes and force them to quit. Keep reading to learn how it's done. Launch the Activity Monitor on your Mac.

Open Activity Monitor. Alternatively, if you want to save yourself a few clicks inside of Finder, you can simply push Command + Shift + U with Finder active to directly open the Utilities folder.

Sometimes, your Mac slows down for mysterious reasons. Activity Monitor can help you identify misbehaving apps, and shut them down if necessary, to speed things up again, as staff writer Lex ...

For Windows Task Manager, Activity Monitor is the same as that of Mac. Any kind of resources that currently in use are displayed over here in real time.

Open up the Activity Monitor on your Mac (you can find it in the Utilities folder), and you’ll see a plethora of information divided into primary categories, including CPU, Memory, Energy, and Disk.

If your Mac might as well be marching through wet concrete, fire up Activity Monitor, and click that app's "Real Memory" and ''% CPU" headings to see which software has taxed its memory and ...

Activity Monitor is Mac OS's process manager, similar in function to Windows Task Manager. ... Open your "Applications" folder, open the "Utilities" subfolder and open "Disk Utility." ...

Activity Monitor can help you analyze your computer usage and fix problems. Make a habit out of starting it up whenever you see the Spinning Beach-ball or when your computer feels slower than usual.