Win + x+ Keyboard Shortcut

1.  Win + Break  Display the System Properties Dialog box
2.  Win +  Shift + M - Restore the Minimised Windows.
3.  Win +  Ctrl +F - Search for Computers.
4.  Win +  F1 - Display Windows Help.
5.  Win +  Space Bar - Switch the input language.
6.  Win +  Ctrl +  Space Bar - Change the previously selected input language. 
7.  Win +  Enter - Open Narrator. 
8.  Win +  Alt +  Enter - Open Windows Media Center.
9.  Win +  Tab - Cycle through recently used Software.
10.  Win +  Ctrl +  Tab - Cycle through recently used Software.
11.  Win +  Ctrl + B - Switch to app that displayed a message in the notification area. 
12.  Win +  Shift + Tab - Cycle through recently used software.
13.  Win +  Shift +  .  - Snaps the application to left.
14.  Win +  Shift + V - Cycle through Notification reverse order.
15.  Win +  Pause - Display the System Properties dialog box
16.  Win +  Ctrl + F - Search for PC's, If you are on a network.
17.  Win +  Shift + M - Restore minimised windows on the desktop.
18.  Win + "Number" - Start the application pinned to the taskbar in the position indicated by the number. 
19.  Win + Shift + "Number" - Start a new instance of the app pinned to the taskbar in the position indicated by the number.
20.  Win + Win + "Number" - Switch to the last active window of the app pinned to the taskbar in the position indicated by the number 
21.  Win + Alt + "Number" - Open the Jump List for the app pinned to the taskbar in the position indicated by the number.
22.  Win + Ctrl + Shift + "Number" - Open a new instance of the app located at the given position on the taskbar as an administrator. 
23.  Win + "Up Arrow" - Maximise the window.
24.  Win + "Down Arrow" - Remove current app from screen or minimise the desktop window.
25.  Win + "Left Arrow" - Maximise the app or desktop window to the left side of the screen.
26.  Win + "Right Arrow" - Maximise the app or desktop window to the right side of the screen.
27.  Win +  Home - Minimise all but active desktop window
28.  Win +  Shift + "Up Arrow" - Stretch the desktop window to the top and bottom of the screen.
29.  Win +  Shift + "Down Arrow" - Restore / minimise active desktop window vertically, maintaining width.
30.  Win +  Shift + "Left Arrow / Right Arrow" - Move an app or window in the desktop from one monitor to another.