Septanm 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, Elatriye

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

Asire w ke ou kreye yon pwen restorasyon jis nan ka yon bagay ale mal.

Metòd 1: Mizajou Display Chofè adaptè

1. Peze Windows Key + R Lè sa a, tape devmgmt.msc ak frape Antre yo louvri Manadjè Aparèy.

devmgmt.msc manadjè aparèy

2. Elaji Montre cartes and then right-click on the integrated graphics card and select Mete ajou chofè.

Need to update the display driver

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

3. Lè sa a, klike sou Rechèch otomatikman pou lojisyèl chofè ajou and let it install the driver automatically.

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

rechèch otomatikman pou mete ajou lojisyèl chofè

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

5. If not then again select Mete ajou chofè and this time click on Browse òdinatè mwen an pou lojisyèl chofè.

6. Apre sa, klike sou Kite m 'chwazi nan yon lis de chofè ki disponib sou òdinatè mwen an opsyon nan pati anba a.

Kite m 'chwazi nan yon lis de chofè ki disponib sou òdinatè mwen an

7. Kounye a mak "Montre pyès ki nan konpitè konpatib” then from the list select Microsoft Debaz Display adaptè epi klike sou Pwochen.

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. Koulye a, klike sou Display from the Intel HD Graphics Control Panel.

Now click on Display from the Intel HD Graphics Control Panel

3. Nan meni gòch la, chwazi Color Settings.

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

Adjust the Brightness slider under Color Settings then click Apply

Metòd 3: Adjust screen brightness using Power Options

1. Dwa-klike sou la Icon pouvwa sou ekstrè a epi chwazi Opsyon pouvwa.

Right-click on the Power icon and select Power Options

2. Koulye a, klike sou Chanje anviwònman plan yo next to currently active power plan.

Click on Change plan settings next to your selected power plan

3. Klike sou Chanje anviwònman pouvwa avanse anba.

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 Ekspozisyon.

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

Ekspozisyon klète
Dimmed display brightness
Pèmèt klète adaptasyon

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 “Pèmèt klète adaptasyon”Se fèmen. 

6. Once done, click Apply followed by OK.

7. Rdemare PC ou pou konsève pou chanjman yo.

Metòd 4: Pèmèt jenerik PnP ki monitè kè bebe

1. Peze Windows Key + R Lè sa a, tape devmgmt.msc epi frape Antre pou louvri Manadjè Aparèy.

devmgmt.msc manadjè aparèy

2. Elaji Monitè yo ak Lè sa a, dwa-klike sou Jenerik PnP ki monitè kè bebe epi chwazi Pèmèt.

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

3. Rdemare PC ou a pou konsève pou chanjman yo epi wè si w ap kapab fix can’t adjust screen brightness in Windows 10 issue.

Metòd 5: Mizajou jenerik PnP ki monitè kè bebe chofè

1. Peze Windows Key + R Lè sa a, tape devmgmt.msc ak frape Mete.

devmgmt.msc manadjè aparèy

2. Elaji Monitè yo ak Lè sa a, dwa-klike sou Jenerik PnP ki monitè kè bebe epi chwazi Mete ajou chofè.

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

3. Chwazi Browse òdinatè mwen an pou lojisyèl chofè.

browse òdinatè mwen an pou lojisyèl chofè

4. Apre sa, klike sou Kite m 'chwazi nan yon lis de chofè ki disponib sou òdinatè mwen an opsyon nan pati anba a.

Kite m 'chwazi nan yon lis de chofè ki disponib sou òdinatè mwen an

5. Koulye a, chwazi Jenerik PnP ki monitè kè bebe epi klike sou Next.

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

6. Rdemare PC ou a pou konsève pou chanjman yo epi wè si w ap kapab fix unable to adjust screen brightness on Windows 10 issue.

Metòd 6: Mete ajou chofè kat grafik

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. Peze Windows Key + R Lè sa a, tape devmgmt.msc ak frape Mete.

2. Now from Device Manager menu click View> Montre aparèy kache.

Nan tab la Views klike sou Montre Aparèy kache

3. Right-click on each of the hidden devices listed under Monitè yo epi chwazi Enstriksyon Aparèy.

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

4. Rdemare PC ou a pou konsève pou chanjman yo epi wè si w ap kapab adjust screen brightness in Windows 10.

Metòd 8: Ranje rejis

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

1. Peze Windows Key + R Lè sa a, tape rjdi epi frape Antre pou ouvri Editè Rejis.

Peze Windows Key + R Lè sa a, tape regedit epi frape Antre pou ouvri Editè Rejis

2. Ale nan kle Rejis sa a:

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.

Rekòmande pou ou:

Mwen espere etap ki anwo yo te itil epi ou te kapab 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.