Shift key in the WIN7 taskbar special function

Shift key What is the special function in the WIN7 taskbar, the specific content is as follows:
Win7 system's taskbar has many new features, such as locking the commonly used programs Go to the taskbar and place the mouse on the program icon in the Win7 taskbar to quickly view a thumbnail of the open program window. Right click on the icon to see the jump list and so on. However, some friends may find that the options in the right-click icon menu of the previous taskbar icon are "Restore, Move, Size, Minimize, Maximize, Close", etc. "Nothing", in fact, they have not been canceled, just We did not find it. So now, please live “Shift” follow the small series to find out more functions of the Win7 taskbar right button.
1, press and hold "Shift", right click on the taskbar icon without opening the program window and click —— to open the function option, similar to the right-click menu in Win7 Explorer, there is "Open file location" ”, “Run as administrator", “send”,“cut”,“property"
2, press and hold "Shift", right click on the taskbar icon of a program window and click —— open the single window control menu, which is familiar to everyone mentioned above. Window operation options such as Move, Size, Minimize, Maximize, Close "
3, press and hold "Shift", right click on the taskbar icon of multiple program windows and click —— open the multi-window manipulation menu, including multi-window manipulation options such as "stack, stack, side by side, Restore, minimize, close all windows, etc.