[Fn][1] – [Fn][8] Select Customizable profile [Fn][9] All ON [Fn][0] All OFF [Fn][+] Increase Brightness [Fn][-] Decrease Brightness [Fn][Esc][Home] Previous effect (until All ON) [Fn][Esc][End] Next effect (until All OFF) [Fn][Esc][PageUp] Faster effect [Fn][Esc][PageDown] Slower effect How to Customize Backlight Profiles: Select profile via [Fn][1] to [Fn][8]. Press [Fn][Esc][`  ] to start customizing. ([Fn] key blinking while customizing) Press any key to turn the light ON or OFF. Press [Fn][-] or [Fn][+] to change brightness. Press [Fn][Esc][`  ] to finish customizing.