Shift + Click -- on any hyperlink to open it in a new window.
Ctrl + + -- Resize any list control to it's contents.
* -- Expand any tree node and all it's sub nodes in windows.
+ -- Expand any tree node
- -- Collapse any tree node
Shift + Click -- on any folder inside explorer to open it in a new window with explorer bar at it's side showing the path leading to that folder.
Shift + Enter - Does the same as above
Ctrl + Enter will open any folder in a new window
Ctrl + Double Click will open any folder in a new window
Ctrl + Double click on any explorer title bar including internal explorer to see that window in full screen mode.
Alt + Drag to select in columns.
Ctrl + Shift + F8 to do the above using keyboard.
WinKey + L to lock the desktop
Alt + Enter on any file to view it's property pages.
Alt + Double Click on any folder to open it's property pages.
Alt + Spacebar to open System menu of any window
Alt + - to open system menu of main child windows, for eg: Word document windows
Shift + Close button ( On caption bar ) to close all parent windows of a child explorer window at once.
Winkey + D -- Show desktop
Winkey + M -- Minimize all
Winkey + Shift + M -- Undo Minimize All
WinKey + R -- Opens run dialog
Winkey + E -- Opens explorer.
Winkey + U -- Opens Utility manager.
Winkey -- Opens start menu