Lenovo ThinkPad Keyboard User Manual page 12

Function key
If the Fn key combinations do not work correctly on some ThinkPad computers with the Windows XP
operating system, ensure that the computer has the latest version of the Lenovo System Interface driver or
the hotkey utility driver installed.
The most up-to-date software and device drivers for your ThinkPad computer are always available for
download at:
http://www.lenovo.com/support
Notes:
• Ensure that the Fn key combinations are functional on the keyboard of your ThinkPad computer. There are
software dependencies to get the most complete Fn key combination support for your ThinkPad computer.
• Most of the Fn key combinations do not work with the ThinkPad SL series notebook computers, Lenovo
desktop computers, and computers from other manufacturers.
• Some Fn key combinations have different functions on different ThinkPad computer models.
• On the Windows 8 and Windows 8.1 operating systems, when you press Fn+Esc, hotkey F4, or the
CapsLock key for the first time, an On Screen Display window might be displayed. If you want to show
the on screen display, click OK. If you do not want to show the on screen display, click No, thank
you. To change the on screen display setting, click the External Keyboard tab in the Mouse Property
8
User Guide
Function
Decrease the brightness.
Note: This function key might not work on the Windows XP and Windows Vista
operating systems.
Increase the brightness.
Note: This function key might not work on the Windows XP and Windows Vista
operating systems.
Switch between the computer display and an external monitor (Windows will show
these display options).
Note: This function key might not work on the Windows XP and Windows Vista
operating systems.
Enable or disable the built-in wireless networking features.
Note: This function key might not work on the Windows XP and Windows Vista
operating systems.
• Open Control Panel.
• Open Settings Panel (for the Windows 8 and Windows 8.1 operating systems).
• Navigate to search depending on your active applications.
• Open Search Panel (for the Windows 8 and Windows 8.1 operating systems).
• View open applications.
• Switch between open applications (for the Windows XP operating system).
• Open My Computer.
• View all applications (for the Windows 8 and Windows 8.1 operating systems).