1. Home > Common Sense of Life > Computers and Electronics

How to Turn on Backlit Keyboard on Lenovo

Section 1 of 3: Turning on Backlight
  1. 1 Turn on your laptop. In some cases, your backlight may not turn on due to low battery.
    • Make sure your laptop is charged to at least 75%.
    • If your battery is an issue, there are ways to increase your battery longevity.
  2. 2 Locate the Backlight shortcut key. In most cases, this will be located on your keyboard's Spacebar.
    • The icon looks like a horizontal bracket with arcing rays above it.
  3. 3 Press Fn+Backlight to turn on your keyboard backlight. Fn is the abbreviation of Function.
    • Similar to taking screenshots on Lenovo, you'll need to press these keys at the same time.
    • To adjust your brightness, press Fn and Backlight as many times as needed to cycle through your laptop's brightness presets.
    • To turn off your backlight, press Fn and Backlight until the backlight turns off.
Section 2 of 3: Turning on ThinkLight
  1. 1 Turn on your laptop. Make sure your laptop is charged.
  2. 2 Locate the ThinkLight shortcut key. In most cases, this will be located on your keyboard's Page Up button. This is abbreviated as PgUp on your keyboard.
    • The icon looks like a half circle with rays extending below it.
  3. 3 Press Fn+ThinkLight at the same time. Fn is the abbreviation of Function. Your ThinkLight should turn on.
    • To turn ThinkLight off, press Fn and Page Up together again.
Section 3 of 3: Troubleshooting the Backlight
  1. 1 Check Lenovo Vantage. This is a built-in application that helps your Lenovo device run properly.
    • Open your task bar and search for Lenovo Vantage.
    • Click Device, Input & accessories.
    • Confirm Keyboard backlight is activated.
  2. 2 Power drain the built-in battery. Newer laptops will have a built-in battery.
    • Unplug the AC adapter.
    • Press and hold your device's Power button for 10 seconds.
    • Reconnect the AC adapter and turn the device on.
  3. 3 Power drain the detachable battery. Older laptops will have a detachable battery.
    • Unplug the AC adapter.
    • Press and hold your device's Power button for 10 seconds.
    • Install the battery, reconnect the AC adapter, and turn the device on.