What is an operating system? Everything you need to know

 You turn on your computer, log in and.... voilà! The desktop, the icons, the start menu - these are all elements of the operating system. Without it, your hardware would be useless. But what exactly is this hardware? What functions does it perform? It's time to explain it!

https://key-soft.pl/en/blog/what-is-an-operating-system-everything-you-need-to-know