Brightness Control Missing; Can’t Adjust Brightness in Windows 10

Brightness Control is an important tool that makes sure you can adjust for the best viewing experience. It is available as a slider in the Action Center but in case it is missing, then you cannot adjust brightness in Windows 10. In this post, we will share the measures you can take to fix the brightness control issue.

Fix Brightness Control Missing; Can’t Adjust Brightness in Windows 10

The brightness slider on Windows 10 could be missing or greyed out due to various reasons, either due to a graphics driver problem or maybe a bug with the latest version of Windows. Here’s the list of methods we will be following in order to get the brightness slider fixed:

  1. Enable Monitor Driver
  2. Re-Install Display Drivers
  3. Update Graphic’s Drivers
  4. Edit Quick Actions

Related Read: How to automatically adjust brightness in Windows

1] Enable Monitors Drivers using Device Manager

Fix Brightness Slider using Device Manager

A disabled monitor driver could be the main issue behind Windows not showing up the brightness slider. Here’s how to enable it back:

  • Open the Device Manager by searching for the same using the Start Search Box and choosing the main listed result.
  • Under the Device Manager, navigate and expand Monitors and from the list of monitors available, choose your primary monitor, right-click and choose Enable Device.

With that, restart our PC once and check whether the missing brightness slider is back, else continue to follow other methods mentioned below.

2] Reinstall Display Adapter’s Drivers

Reinstall Display Adapter's Drivers

Sometimes, brands may push out a buggy update out of nowhere for your monitor or graphic cards. Reinstalling the drivers or moving back to an older version could help in that scenario. Here’s how to do so:

  • Open the Device Manager by searching for the same using the Start Search Box and choosing the main listed result.
  • Under Display Adapter, choose the primary display adapter, right-click, and choose Uninstall Device.
  • From the toolbar on the top, choose the Scan for Hardware Changes option to detect and install the required drivers automatically.

With that, restart your PC and follow the same method to lead to the Device Manager and check whether the drivers are back again and whether you could find the missing brightness slider.

3] Update Graphics Drivers

Update Graphics Drivers using Settings to Fix Brightness Adjustment Issues

As reported by multiple users over the web, a missing brightness slider on Windows 10 could be a consequence of outdated graphics drivers. Updating them either directly via Settings as multiple manufacturers push the update through, or via the manufacturer’s website could resolve the issue. Here’s how to update:

  • Head over to Settings Panel on Windows 10 (Win + I)
  • Navigate to Update and Security -> Windows Update and click on Check for Updates button.
  • Wait for Windows to automatically find the best and the latest drivers and install them. A reboot after the update could help as well.

4] Edit Quick Actions

Edit Quick Actions

Wondering how suddenly your Brightness Slider has gone missing from the Quick Settings toggles? It may be a Windows update that might have disabled it, or you may have done it with or without intension. Here’s how to bring it back:

  • Head over to Settings Panel on Windows 10 (Win + I)
  • Navigate to System -> Notifications and Actions.
  • Under Quick Actions, choose the Edit your Quick Actions button. Here, from the Quick Actions, find the Add button, and choose Brightness Slider.

With that, the brightness slider should be back on your Quick Actions page.

With that said, how often do you use the Brightness Slider on Windows 10? Do drop a comment down below and let us know.

A long-standing Windows fan, Photographer, and Tech Enthusiast who loves to write about Smartphones and Technology.

Leave a Reply