Component Description
1 fn key Combines with other keys to perform system tasks.
For example, pressing fn+f7 decreases screen
brightness.
2 Function keys (12) Perform system and application tasks. When
combined with fn, the function keys perform
additional tasks as hotkeys.
3 Keypad keys (15) Can be used like the keys on an external numeric
keypad.
4 Windows applications key Displays a shortcut menu for items beneath the
pointer.
5 Windows logo key Displays the Microsoft® Windows® Start menu.