A number of users report after the recent windows 10 upgrade (May 2020 update ) Windows won’t let to adjust brightness on the laptop. If you are also experiencing a Windows 10 brightness control “not working” issue. This problem in the relevant drivers doesn’t allow you to adjust your display brightness. Again sometimes incorrect power configuration, third-party application, Windows update bug cause “windows 10 brightness not working“. whatever the reason here some quick solutions you may apply to fix the problems that prevent changing the brightness of the screen in Windows 10.
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- Laptop users can normally change screen brightness using special keys, but older devices may not have driver support for Windows 10, making these keys useless. Even if they work, however, being.
- Step 2: Adjust the display brightness in Windows; Step 3: Adjust the display brightness in the battery settings; Please perform all these steps patiently as it is critical to resolving the issue. The trick is to remain patient, Going by your technical expertise and competence I am sure you will be able to perform these steps without breaking a.
- Method 1 -Disable and Enable Display driver once. Search device manager in windows 10 search. Click on Device manager. Now, Expand Display from the list. Now, right click on Intel HD Graphics and click on disable device.
After the recent upgrades to Windows 10 version 2004, my Dell Laptop brightness is off the charts. I can find no way to adjust it. The function buttons no longer work. Under settings, the display setting provides no adjustment for brightness.
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- 1 Windows 10 brightness not working
Windows 10 brightness not working
The monitor driver registers with the Device Power Policy Engine (DPPE) so that brightness levels respond to changes in power policy. The monitor driver registers with the Advanced Configuration and Power Interface (ACPI) to process ACPI-based brightness shortcut keys. For compatibility with the Windows 2000 Display Driver Model, the monitor. Now your Windows 10 computer will install the Microsoft Basic Display Adapter driver. When it’s done, reboot your computer and try again to adjust the brightness, the issue should be fixed now. Hopefully this article helps you fix the problem. Feel free to comment below with your own experiences.
If the problem started after install windows 10 version 2004, them make sure you have installed the latest Cumulative Update, As Microsoft mention: “Addresses an issue with the brightness controls on some laptops after updating to the Windows 10 May 2020 Update. ”
You Can check And install latest updates from Settings ( Windows + I ) -> Update & Security -> windows update -> And check for updates. Restart windows and check This will fix “can’t adjust brightness ” bug. No rest for the living wad download.
Change brightness settings
- Go into “Control Panel” and then “Power Options” Or Right-click on the Power icon on the taskbar and select Power Options.
- Click the “Change plan settings” link next to whichever plan you are currently using and then click “Change advanced power settings“.
- In this new window click “Display” to open up the listings under it.
- Now locate and click each of the following…” Display brightness”, “Dimmed display brightness” and”Enable adaptive brightness”.
Change each of these to the settings you wish, then click the “Apply” button and finally the “OK” button. That’s all, restart your system and check on next login windows allows adjusting screen brightness.
Note: some users report Turnoff Adaptive brightness option from power options, allows them to customize the screen brightness. you can also try this “Turnoff Adaptive brightness ” and check it may help you.
Reinstall the display driver
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As discussed this is a graphics driver related issue, and Reinstalling the display ( Graphics ) driver is the ultimate solution to fix screen brightness not working/increasing issue. First Go to the manufacturer’s website according to your PC GPU ie, Intel, Nvidia, or AMD. And download and save the graphics driver by selecting your GPU model and OS architecture 32/64 bit.
- Now Press Windows + R, type devmgmt.msc and ok to open the device manager.
- Here expand display driver, right click on installed graphics driver and select uninstall.
- Click ok When asking for confirmation and restart windows to completely uninstall the display driver.
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After that on next login install the latest graphics driver which previously downloaded from device manufacturer website. Again restart windows and check this time you can adjust screen brightness.
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Also, Update Generic PnP Monitor Driver from Device Manager -> Expand Monitors and then right-click on Generic PnP Monitor and select Update Driver. Select Browse my computer for driver software. Click on Let me pick from a list of device drivers on my computer option at the bottom. Now select Generic PnP Monitor and click Next. After performing this action restart your system and check it helps to fix “can’t adjust brightness windows 10”
Did these steps help to fix windows 10 brightness not working or can’t adjust the screen brightness problem? Let us know which option worked for you.
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