Here is some useful Windows Explorer Shortcuts
ALT+SPACEBAR – Display the current window’s system menu
SHIFT+F10 – Display the item’s context menu
CTRL+ESC – Display the Start menu
ALT+TAB – Switch to the window you last used
ALT+F4 – Close the current window or quit
CTRL+A – Select all items
CTRL+X – Cut selected item(s)
CTRL+C – Copy selected item(s)
CTRL+V – Paste item(s)
CTRL+Z – Undo last action
CTRL+(+) – Automatically resize the columns in the right hand pane
TAB – Move forward through options
ALT+RIGHT ARROW – Move forward to a previous view
ALT+LEFT ARROW – Move backward to a previous view
SHIFT+DELETE – Delete an item immediately
BACKSPACE – View the folder one level up
ALT+ENTER – View an item’s properties
F10 – Activate the menu bar in programs
F6 – Switch between left and right panes
F5 – Refresh window contents
F3 – Display Find application
F2 – Rename selected item