Restarting the PC/laptop is also among the primary fixes to the issues, such as the keyboard light not working on Lenovo computers. Press the Function (Fn) key and Spacebar at the same time to activate the backlight.Having the icon means your keyboard has the backlight feature. Look for the backlight icon (light bulb) on the Esc, Space, and Fn keys.But before moving ahead to the complex solutions, you must be sure that your keyboard has a backlight and the same is on. Fix 1: Ensure your Keyboard has an Active Backlight Here we share various effective solutions for the Lenovo keyboard backlight not working problem. Solved: Lenovo Keyboard Backlight is not Working Reasons why Lenovo Keyboard Backlight is Not Workingīelow are the top reasons why you are facing backlight issues on your Lenovo keyboard.īest and Easy Fixes for the Lenovo Keyboard Backlight not Working issue