Windows key or Ctrl + Esc
F8
Press the windows key.
Shift - F10
SHIFT + F5
Keyboards have a start button and when pressed it will bring up the start menu. The key on the keyboard my say Start or just have the Windows logo on it.
Alt + Tab, Win or Ctrl+Esc, Alt+F4, and Ctrl+Alt+Del
The keyboard shortcut Control + Alt + D minimizes all open windows and shows the desktop on Windows operating systems. Pressing it again restores the windows to their previous state. This shortcut is useful for quickly accessing files or shortcuts on the desktop without manually minimizing each window.
Assuming your keyboard has a 'Windows Button' (usually bottom left between Ctrl & Alt) press that and 'L'....this will lock your workstation.
right click on the file or folder ->select send to ->desktop (create shortcut) .
ALT+F4. A lot of window managers and desktop environments on Linux also use this shortcut.
Ctrl + C
WIN or CTRL+ESC I also have a button that has the Start symbol logo on it. If you have one, then try pressing that.