This is what the developer promises, and we hope it will definitely help you gain some extra energy for completing your work without actually needing a power socket. If you take a 30-minute break at some point, after just a couple of moments the app will dim the keyboard light, seeing as there is no use for it anyways.

The other option, Timeout mode, adjusts the keyboard light based on your use of the computer and keyboard, respectively. It's totally up to you, but this time, the keyboard light won't stand in your way. If you crank up the energy setting, the keyboard will be bright and shiny.

Note: If the Num Lock light is on, the numeric keypad is in use. This means that if you have battery saving mode on, your keyboard will be as dim as possible. To enable or disable the numeric keypad, press the Num Lock key. Persistent mode will adjust your laptop's backlight keyboard depending on your battery settings. These modes basically deal with the same issue, only in a somewhat different way. Make sure you find the best option for you, and choose between Persistent and Timeout mode.

Keeping your Lenovo Ideapad laptop in battery saver mode could always be more efficient were it not for that pesky backlight keyboard, right? Well, you won't have to worry about it anymore, according to the developer of Auto Keyboard Backlight, because your laptop will be forced to dim the keyboard light depending on the battery settings you have on. Turning off the backlight is useful for when you are typing in low light or an area where lighting on the keyboard is poor for viewing the letters. This is a toggle switch that turns on and off the backlight. Built using Release configuration of the setup project. Hold down the FN key and then tap the Space bar. The Lenovo Professional Wireless Keyboard and Mouse Combo is ready for use after you.

Windows Installer for Auto Backlight for ThinkPad. The status light turns off and the connection is then established.

How to turn off keyboard light lenovo