Windows 10: Brightness keys no longer working

Discus and support Brightness keys no longer working in Windows 10 Software and Apps to solve the problem; ASUS TUF Gaming F15 FX507VU_FX507VU 13th Gen IntelR CoreTM i7-13620H, 2400 Mhz, 10 Cores, 16 Logical Processors Microsoft Windows 11 Home 10.0.26100... Discussion in 'Windows 10 Software and Apps' started by LiamG17, May 29, 2025 at 5:22 AM.

  1. LiamG17 Win User

    Brightness keys no longer working


    ASUS TUF Gaming F15 FX507VU_FX507VU 13th Gen IntelR CoreTM i7-13620H, 2400 Mhz, 10 Cores, 16 Logical Processors Microsoft Windows 11 Home 10.0.26100 Build 26100 When I was looking at the power saving settings for my laptop, I accidentally enabled adaptive brightness. Enabling this immediately locked my screens brightness to the minimum, disabled all functionality of the brightness keys and the brightness slider. I think I eventually managed to turn it off, but my brightness keys are still not working. The brightness slider does work, but it is less convenient.There is also a drop down

    :)
     
  2. dalchina Win User

    Changing brightness is no longer smooth with function keys on 1903

    Hi, There's a the slider for brightness at the bottom of the Action Centre (build 1903).

    If you'd be prepared to consider an alternative... how about smooth control of brightness using your scroll wheel?
    Press a key, plus scroll, and adjust your brightness.

    The key and the steps are your choice.

    Oh, and it can adjust volume similarly.

    Works nicely on my Lenovo Thinkpad, where the Fn key steps for brightness are a bit harsh.

    Volumouse (free):
    Volumouse - control the sound volume with a wheel mouse
     
  3. John Sarc Win User
    Brightness Control not working in Windows 10

    Hi Ella,

    To adjust the brightness, see the steps below:

    • Go back to Power Options, and tick on the High performance.
    • See if you can adjust the brightness.

    If this not work, we highly suggest that you create an Administrator account, and re-do the steps above.

    Let us know how it goes.
     
  4. sammy Win User

    Brightness keys no longer working

    Brightness not working on Windows10.

    Hi ,

    On my Dell 5559 Windows 10 , brightness not working.

    Have tried few steps from youtube videos but did not work.

    Please guide.

    Thanks.
     
Thema:

Brightness keys no longer working

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