How to navigate the programs pinned to the Taskbar
The programs that are pinned to the Windows taskbar and the open programs that have been minimised to the taskbar can be opened by holding the windows key down and then pressing a number key.
Windows Key + 1 = the first pinned program
Windows Key + 2 = the second pinned program
and so on.
Windows 10 Virtual Desktops
This is an ideal way to organise the work you are working on during the day. This is great if you a multitasking several jobs at once. Also if you wish to toggle through the desktops without the mouse then hold the windows key and use the arrow left and right arrow keys.
How to view windows side by side using the keyboard or mouse