IMac cycle through windows turn off?

To cycle through open Windows on an iMac, you can use the shortcut Command (⌘) + Tab to switch between applications. If you want to close or turn off a specific window, you can press Command (⌘) + W. To exit an application completely, use Command (⌘) + Q. If you want to turn off your iMac, go to the Apple menu and select "Shut Down."