If the Turn on in low light conditions option was selected, you will also have the opportunity to select a length of time until backlight turns off when there is no keyboard activity:.In the Keyboard and Mouse screen, under Keyboard Backlight, click the down arrow in the box under Set the keyboard backlight action when plugged in and click to select the desired action.In the VAIO Control Center window, click Keyboard and Mouse.In the Search screen, in the Search field type VAIO Control Center, and then click the VAIO Control Center icon.NOTE: The Windows Logo + Q key combination will also take you to the Search screen. Point to (but do not click) the lower-right or top-right corner of the screen, and then click to select the Search charm.To see if your computer has it, consult the Marketing Specifications or Users Guide. Not all Sony computers are equipped with this feature. IMPORTANT: In order to use this procedure your computer must have the Backlit Keyboard feature. Follow these steps to configure the keyboard backlight feature.