September 13, 2017

Fix Can’t adjust screen brightness in Windows 10

Fix Can’t adjust screen brightness in Windows 10: If you have recently upgraded to Windows 10 then you may be facing this annoying issue where you can’t adjust the screen brightness, in short, screen brightness settings stopped working. If you try to adjust the brightness using Windows Settings apps, you won’t be able to change anything, as dragging the brightness level up or down will do nothing. Now if you try to adjust brightness using the brightness keys on the keyword then it would display the brightness level going up and down, but nothing would actually happen.

Fix Can't Adjust Screen Brightness in Windows 10 [SOLVED]

Why I am unable to adjust screen brightness on Windows 10?

If you have enabled automatic battery management then if the battery starts to become low the brightness will be automatically changed to dim settings. And you won’t be able to adjust the brightness again until you will change the battery management settings or charge your laptop. But the issue can be a number of different things for example corrupted drivers, incorrect battery configuration, ATI bug, Etc.

This is quite a common issue which a lot of Windows 10 users are facing right now. This issue can also be caused because of the corrupt or incompatible display driver and thankfully this issue can be easily resolved. So without wasting any more time let’s see how to actually fix can’t adjust screen brightness in Windows 10 with the help of below-listed steps.

Fix Can’t Adjust Screen Brightness in Windows 10

Assicuratevi di creà un puntu di restaurazione solu in casu chì qualcosa va male.

Metudu 1: Mette à ghjornu Driver di Adattatore di Visualizazione

1. Press Windows Key + R poi type devmgmt.msc è cliccate Enter per apre Manager di dispositivi.

devmgmt.msc gestore di dispositivi

2. Espandi Apparecchi di cunnessione and then right-click on the integrated graphics card and select Aggiorna Driver.

Need to update the display driver

nota: The integrated graphics card would be something like Intel HD Graphics 4000.

3. Dopu cliccate Ricercà automaticamente per un software di cuntrollu updatedu and let it install the driver automatically.

nota: Make sure you have a good internet connection in order for Windows to automatically download the latest drivers.

cerca automaticamente u software di driver aghjurnatu

4. Reboot your PC and see if the issue is resolved or not.

5. If not then again select Update Driver and this time click on Naviga in u mio computer per u prugrammu di driver.

6. In seguitu, cliccate nantu Dienti pigghiau da una lista di dispunibili dispunibili nantu à u mo computer opzione in u fondu.

Dienti pigghiau da una lista di dispunibili dispunibili nantu à u mo computer

7. Avà checkmark "Mostra hardware compatible” then from the list select Adattatore di Visualizazione di basa Microsoft è cliccate Next.

select Microsoft Basic Display Adapter and then click Next

8. Let it install the basic Microsoft display driver and reboot your PC to save changes.

Method 2: Adjust the brightness from Graphics Settings

1. Right-click in an empty area on the desktop then select Intel Graphics Settings.

Right-click in an empty area on the desktop then select Intel Graphics Settings

2. Cliccate dopu nantu Quaternu from the Intel HD Graphics Control Panel.

Now click on Display from the Intel HD Graphics Control Panel

3. Da u menù manca, sceglie Color Settings.

4. Adjust the Brightness slider according to your liking and once done, click Apply.

Adjust the Brightness slider under Color Settings then click Apply

Mètode 3: Adjust screen brightness using Power Options

1. Cliccate cù u dirittu nantu à u Icona di putenza nantu à a taskbar è selezziunate Opzioni di l'energia.

Cliccate cù u dirittu nantu à l'icona Power è selezziunate Opzioni Power

2. Avà cliccate Scambi di pianu cambià next to currently active power plan.

Click on Change plan settings next to your selected power plan

3. Cliccate Cambià a configuración avanzata di putenza à u fondu.

Click Change advanced power settings at the bottom | Fix Can't Adjust Screen Brightness in Windows 10

4. From the Advanced settings window, find and expand Visualizza.

5. Now locate and click each of the following to expand their respective settings:

Brightness display
Dimmed display brightness
Hà activatu luminosu adaptativu

From the Advanced settings window find and expand Display then change Display brightness, Dimmed display brightness and Enable adaptive brightness settings

5. Change each of these to the settings you wish, but make sure “Hà activatu luminosu adaptativu»Hè ci scuppiava. 

6. Once done, click Apply followed by OK.

7. Reboot u vostru PC à salvà cambiamenti.

Metudu 4: Attivà u Monitor PnP Genericu

1. Press Windows Key + R poi type devmgmt.msc è cliccate Enter per apre u Manager di Dispositivi.

devmgmt.msc gestore di dispositivi

2. Espandi Monitori e poi cliccate drittu nantu Monitor PnP Genericu è selezziunate Activa.

Expand Monitors and then right-click on Generic PnP Monitor & select Enable device

3. Reboot u vostru PC à salvà cambiamenti è vede s'ellu vi sò capaci à fix can’t adjust screen brightness in Windows 10 issue.

Metudu 5: Mette à ghjornu Driver Genericu di Monitor PnP

1. Press Windows Key + R poi type devmgmt.msc e hit Enter.

devmgmt.msc gestore di dispositivi

2. Espandi Monitori e poi cliccate drittu nantu Monitor PnP Genericu è selezziunate Aggiorna Driver.

Expand Monitors then right-click on Generic PnP Monitor and select Update Driver

3. Select Naviga in u mio computer per u prugrammu di driver.

cercate u mo urdinatore per u software di driver

4. In seguitu, cliccate nantu Dienti pigghiau da una lista di dispunibili dispunibili nantu à u mo computer opzione in u fondu.

Dienti pigghiau da una lista di dispunibili dispunibili nantu à u mo computer

5. Avà selezziunate Monitor PnP Genericu è cliccate Next.

select Generic PnP Monitor from the list and click Next | Fix Can't Adjust Screen Brightness in Windows 10

6. Reboot u vostru PC à salvà cambiamenti è vede s'ellu vi sò capaci à fix unable to adjust screen brightness on Windows 10 issue.

Metudu 6: Aghjurnate u Driver di a Carta Grafica

If the Nvidia Graphics drivers are corrupted, outdated or incompatible then you won’t be able to adjust screen brightness in Windows 10. When you update Windows or install a third-party app then it can corrupt the video drivers of your system. In order to resolve this issue, you need to update your graphics card drivers in order to fix the underlying cause. If you face any such issues then you can easily update graphics card drivers with the help of this guide.

Update your Graphics Card Driver | Fix Can't Adjust Screen Brightness in Windows 10

Method 7: Delete hidden devices under PnP Monitors

1. Press Windows Key + R poi type devmgmt.msc e hit Enter.

2. Now from Device Manager menu click View> Mostra i dispositivi nascosti.

In the Views tab click on Show Hidden Devices

3. Right-click on each of the hidden devices listed under Monitori è selezziunate Uninstall Dispositivu.

Right-click on each of the hidden devices listed under Monitors and select Uninstall Device

4. Reboot u vostru PC à salvà cambiamenti è vede s'ellu vi sò capaci à adjust screen brightness in Windows 10.

Metudu 8: Registry Fix

nota: This method is only for users who have ATI graphics card and have Catalyst installed.

1. Press Windows Key + R poi type regedit è cliccate Enter per apre l'Editor di u Registru.

Press Key Windows + R dopu scrivite regedit è preme Enter per apre l'Editor di Registru

2. Navigate à a seguente chjave di u Registru:

HKEY_LOCAL_MACHINE  SYSTEM  ControlSet001  ControlClass  {4d36e968-e325-11ce-bfc1-08002be10318}  0000

3. Now double-click on the following Registry keys and set their value to 0 then click OK:

MD_EnableBrightnesslf2
KMD_EnableBrightnessInterface2

4. Next, navigate to the following key:

HKEY_LOCAL_MACHINE  SYSTEM  CurrentControlSet  Control  Class {4d36e968-e325-11ce-bfc1-08002be10318}  0001

5. Again double-click on MD_EnableBrightnesslf2 and KMD_EnableBrightnessInterface2 then set their value’s to 0.

6. Close everything and restart your PC to save changes.

Ricevole per voi:

Spergu chì i passi sopra sò stati d'aiutu è avete pussutu fix Can’t Adjust Screen Brightness in Windows 10 but if you still have any questions regarding this post feel free to ask them in the comment section.