Shut down the Mac. If you can't force quit the app or get control of the Mac, shut down the computer by holding down the ...

The spinning rainbow wheel will appear on your computer's screen when macOS detects that your system can't keep up with all of the tasks you're asking it to handle. It's your Mac's way of letting ...

To stop the spinning wheel on Mac, Force Quit the application that's causing it or force restart your computer. You can also stop the spinning wheel by closing background apps you're not using. If ...

That being said, before you replace an old hard drive or try out advanced troubleshooting techniques to get rid of the spinning rainbow wheel, wait a few minutes to see if it goes away. Sometimes ...