If you use your Lenovo ThinkPad laptop in dark environments, you may want to enable the keyboard light to see your keys. Newer Lenovo devices have a Backlight icon, which looks like a horizontal bracket with arcing rays on top. This can usually be found on the spacebar of your keyboard. Older ThinkPads usually come with a ThinkLight, which is located at the top of the display and shines a small light on your keyboard. This wikiHow will show you how to turn on your Lenovo device's backlight and ThinkLight using keyboard shortcuts.

Things You Should Know

  • If your Lenovo laptop has a backlight, you'll see the Backlight icon on your spacebar.
  • To turn on the backlight, press the Function (Fn) key and Backlight shortcut key at the same time.
  • To turn on the ThinkLight, press the Function (Fn) key and Page Up key together.
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.
  2. 2
    Locate the Backlight shortcut key. In most cases, this will be located on your keyboard's Spacebar.[1]
    • The icon looks like a horizontal bracket with arcing rays above it.
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  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.
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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.[2]
    • 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.
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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.[3]
    • 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.
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About This Article

Rain Kengly
Written by:
wikiHow Technology Writer
This article was co-authored by wikiHow staff writer, Rain Kengly. Rain Kengly is a wikiHow Technology Writer. As a storytelling enthusiast with a penchant for technology, they hope to create long-lasting connections with readers from all around the globe. Rain graduated from San Francisco State University with a BA in Cinema. This article has been viewed 39,993 times.
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Co-authors: 2
Updated: October 25, 2022
Views: 39,993
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