How to adjust screen brightness - ThinkCentre, ThinkPad

Steps and Methods to adjust screen brightness - ThinkCentre, ThinkPad

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Steps and Methods to adjust screen brightness - ThinkCentre, ThinkPad

Description

Use one of the following methods to increase the brightness.

Applicable Brands

  • ThinkCentre
  • ThinkPad

Solution

For information about Chromebooks, see How to adjust the display brightness - N21 Chromeboook, 100e Chromebook.

Use a shortcut key

  1. Press Fn + Home (increase brightness)/End (decrease brightness).
    Keys
    Fn Key
    Keys

    Or
    Press F6 (increase brightness)/F5 (decrease brightness).
    Keys
  2. The Brightness bar should appear as shown below:
    Brightness bar

Check the User Guide for more information about function keys: How to find and view manuals for Lenovo products - ThinkPad, ThinkCentre, ideapad, ideacentre.

For example, the T480s User Guide:
User guide

Note: Some ThinkPad LCDs will automatically dim when the AC Power is unplugged. This is to save battery power and is normal.

Change Settings in Windows

Windows 10

  1. Right-click the desktop. Select Display settings.
    Display Settings
  2. Use the slider to adjust the brightness.
    Adjust brightness

Windows 11

  1. Search for Display. Select Display settings from the list of results.
  2. Use the slider to adjust the brightness.
    Brightness

For more information, see Change screen brightness in Windows.

Note: If moving the slider doesn't change the brightness, try updating your display driver.

Use the following steps:

  1. Search for Device Manager.
    Device Manager
  2. Look for Monitors options.
    Monitors
  3. Click to expand and right-click PnP Monitor.
  4. Click Update Driver.
  5. Select Browse my computer for driver software.
  6. Then select Let me pick from a list.
  7. There may be two drivers listed (Generic PnP and PnP).
  8. Select Generic PnP Monitor and click Next to finish the installation process.

Update drivers

If unable to adjust brightness using special keys, try to reinstall the following drivers from the Support Site. Related link - Lenovo System Update: Update Drivers, BIOS and Applications - Think, Lenovo.

Updates are also available with the automatic scan option:

  1. Go to https://support.lenovo.com.
  2. Select Detect Product.
    Detect Product
  3. Select Drivers & Software.
  4. Select Scan Now under Automatic Update and scan for updates.
    Automatic Update

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Document ID:HT075827
Data publicării inițiale:05/10/2016
Data ultimei modificări:02/04/2025