Ctrl + Windows Key + Left/Right Arrow Key
It navigates between different virtual desktops on Windows 10. Virtual desktops are my biggest, most productive discovery in all my years using computers. Be sure to right-click on the bottom toolbar and check "Show task view button" first, then create some virtual desktops. Navigate through them with the above shortcut. Your life will never be the same.
All Excel (PC) related shortcuts:
1) Paste Special: ALT, E, S, V
2) Insert new row: ALT, I, R
3) Expand column widths: ALT, O, C, A
4) Sort ascending: ALT, A, S, A
5) Autosum range of values: ALT+=