To turn off the backlight, press and hold down the Fn key and then press the backlight key again. To turn on the backlight, press and hold down the Fn key and then press the backlight key. Once you've found the Fn key, look for a key with a picture of a lightbulb on it. This key is usually located in the lower-left corner of the keyboard. Here's a quick guide on how to do just that.įirst, locate the Fn key on your keyboard. If you have a Lenovo laptop with a backlit keyboard, it is helpful to know how to turn the backlight on or off. So please sit back, relax, and help us illuminate your path toward a better computing experience! Introduction But fear not! In this blog post, we will guide you through the easy steps to turn on or off your Lenovo laptop's keyboard backlight so you can work comfortably in any lighting condition. Many Lenovo users experience this issue, and it can be frustrating when you don't know what to do. Are you struggling to figure out how to turn on or off the keyboard backlight on your Lenovo laptop? Don't worry you're not alone.