The icons in the Dock in macOS Big Sur have rounded corners, unlike prior versions of the Mac OS. The Finder icon in the Dock on your Mac has a blue and white face. If you encounter any stuck processes, you can force quit apps and reopen them to get them running normally again. It will show a list of processes working on your Mac and the RAM each one is taking. There are two options if there isn’t a shortcut or a Dock option. Right-clicking on the Dock only pulls up some settings on the Mac. Most Windows users are aware that right-clicking on the taskbar brings up the Task Manager.
Look up information about Apps and Processes.What is the Control-Alt-Delete shortcut for Mac?.