Using keyboard shortcuts can help make navigating through your desktop easier. Here is a couple of the more useful ones, you can find more here.
- Win + L [Lock your PC or switch people]
- ALT + TAB [Switch between open apps (except desktop apps)]
- CTRL + A [Select all items in a document or window]
- CTRL + C or CTRL + INSERT [Copy the selected item].
- CTRL + D / DELETE [DELETE the selected item and move it to the Recycle Bin]
- CTRL + V or SHIFT + INSERT [Paste the selected item]
- CTRL + X [Cut the selected item]
- CTRL + Y [Redo an action]
- CTRL + Z [Undo an action]
- Win + D [Display and hide the desktop]