Windows 10 keyboard shortcuts copyied from https://wtvbam.com/blogs/tech-geek/1676/windows-10-keyboard-shortcuts-1/

window10_shortcuts

Keyboard Shortcut               Action
Windows key                     Open or close Start Menu.
Windows key + A                 Open Action center.
Windows key + C                 Open Cortana in listening mode.
Windows key + D                 Display and hide the desktop.
Windows key + E                 Open File Explorer.
Windows key + G                 Open Game bar when a game is open.
Windows key + H                 Open the Share charm.
Windows key + I                 Open Settings.
Windows key + K                 Open the Connect quick action.
Windows key + L                 Lock your PC or switch accounts.
Windows key + M                 Minimize all windows.
Windows key + R                 Open Run dialog box.
Windows key + S                 Open Search.
Windows key + U                 Open Ease of Access Center.
Windows key + X                 Open Quick Link menu.
Windows key + Number            Open the app pinned to the taskbar in the position indicated by the number.
Windows key + Left arrow key    Snap app windows left.
Windows key + Right arrow key   Snap app windows right.
Windows key + Up arrow key      Maximize app windows.
Windows key + Down arrow key    Minimize app windows.
Windows key + Comma             Temporarily peek at the desktop.
Windows key + Ctrl +D           Add a virtual desktop.
Windows key + Ctrl +            Left or Right arrow  Switch between virtual desktops.
Windows key + Ctrl + F4         Close current virtual desktop.
Windows key + Enter             Open Narrator.
Windows key + Home              Minimize all but the active desktop window (restores all windows on second stroke).
Windows key + PrtScn            Capture a screenshot and save in Screenshots folder.
Windows key + Shift + Up arrow  Stretch the desktop window to the top and bottom of the screen.
Windows key + Tab               Open Task view.
Windows key + "+" key           Zoom in using the magnifier.
Windows key + "-" key           Zoom out using the magnifier.
Ctrl + Shift + Esc              Open Task Manager.
Alt + Tab                       Switch between open apps.
Alt + Left arrow key            Go back.
Alt + Right arrow key           Go foward.
Alt + Page Up                   Move up one screen.
Alt + Page down                 Move down one screen.
Ctrl + Alt +Tab                 View open apps
Ctrl + C                        Copy selected items to clipboard.
Ctrl + X                        Cut selected items.
Ctrl + V                        Paste content from clipboard.
Ctrl + A                        Select all content.
Ctrl + Z                        Undo an action.
Ctrl + Y                        Redo an action.
Ctrl + D                        Delete the selected item and move it to the Recycle Bin.
Ctrl + Esc                      Open the Start Menu.
Ctrl + Shift                    Switch the keyboard layout.
Ctrl + Shift + Esc              Open Task Manager.
Ctrl + F4                       Close the active window.