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.

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 bugJne

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

Looge kindlasti taastepunkt juhuks, kui midagi läheb valesti.

1. meetod: värskendage ekraaniadapteri draivereid

1. Vajutage Windowsi klahvi + R ja seejärel tippige käsk devmgmt.msc ja vajutage avamiseks Enter Seadmehaldus.

2. Laienda Ekraani adapterid and then right-click on the integrated graphics card and select Uuenda draiverit.

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

3. Siis klõpsake Värskendatud draiveritarkvara saab automaatselt otsida and let it install the driver automatically.

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

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 Sirvige arvutit draiveri tarkvara jaoks.

6. Seejärel klõpsake nuppu Lubage mul valida arvutis saadaolevate draiverite loendist allservas.

7. Nüüd Linnuke "Kuva ühilduv riistvara” then from the list select Microsofti põhiline kuvaadapter ja kliki Järgmine.

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 Graafika Seaded.

2. Nüüd klõpsake Ekraan from the Intel HD Graphics Control Panel.

3. Valige vasakpoolsest menüüst Color Settings.

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

Meetod 3: Adjust screen brightness using Power Options

1. Paremklõpsake ikooni Toiteikoon tegumiribal ja valige Toitevalikud.

2. Nüüd klõpsake Muuda plaani sätteid next to currently active power plan.

3. klõps Muuda toite seaded põhjas.

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

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

Ekraani heledus
Dimmed display brightness
Luba adaptiivne heledus

5. Change each of these to the settings you wish, but make sure “Luba adaptiivne heledus" on välja lülitatud. 

6. Kui olete lõpetanud, klõpsake nuppu Rakenda ja seejärel nuppu OK.

7. Muudatuste salvestamiseks taaskäivitage arvuti.

4. meetod: lubage üldine PnP-monitor

1. Vajutage Windowsi klahvi + R ja seejärel tippige käsk devmgmt.msc ja vajutage seadmehalduri avamiseks sisestusklahvi.

2. Laienda Monitorid ja seejärel paremklõpsake nuppu Üldine PnP-monitor ja valige Luba

3. Taaskäivitage arvuti, et muudatused salvestada ja kontrollida, kas saate seda teha fix can’t adjust screen brightness in Windows 10 issue.

5. meetod: värskendage üldise PnP-monitori draiverit

1. Vajutage Windowsi klahvi + R ja seejärel tippige käsk devmgmt.msc ja vajuta Enter.

2. Laienda Monitorid ja seejärel paremklõpsake nuppu Üldine PnP-monitor ja valige Uuenda draiverit.

3. Vali Sirvige arvutit draiveri tarkvara jaoks.

4. Seejärel klõpsake nuppu Lubage mul valida arvutis saadaolevate draiverite loendist allservas.

5. Valige nüüd Üldine PnP-monitor ja klõpsake nuppu Edasi.

6. Taaskäivitage arvuti, et muudatused salvestada ja kontrollida, kas saate seda teha fix unable to adjust screen brightness on Windows 10 issue.

6. meetod: värskendage graafikakaardi draiverit

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.

Method 7: Delete hidden devices under PnP Monitors

1. Vajutage Windowsi klahvi + R ja seejärel tippige käsk devmgmt.msc ja vajuta Enter.

2. Now from Device Manager menu click Vaade> Kuva peidetud seadmed.

3. Right-click on each of the hidden devices listed under Monitorid ja valige Uninstall Seade.

4. Taaskäivitage arvuti, et muudatused salvestada ja kontrollida, kas saate seda teha adjust screen brightness in Windows 10.

8. meetod: registriparandus

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

1. Vajutage Windowsi klahvi + R ja seejärel tippige regedit ja vajutage registriredaktori avamiseks sisestusklahvi.

2. Liikuge järgmisele registrivõtmele:

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.

Sulle soovitatud:

Loodan, et ülaltoodud sammudest oli abi ja teil õnnestus 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.