![]() On a laptop, the battery saver plan you are running can also have a big impact on the overall brightness of your system. How to Fix a Low Brightness Problem on a Laptop You can also try changing the cable if re-plugging the graphics card doesn’t work.įinally, you may need to replace your GPU with another to see if the graphics card is the culprit. Sometimes the issue lies with the video cable connecting the GPU to the monitor. ![]() Try unplugging and then re-plugging the card to see if your PC display brightens up. If this doesn't work, the issue may be caused by a faulty dedicated GPU. If monitor brightness is set perfectly, but it is still too low, change the settings to default and see if the screen gets brighter. In this case, restarting that Windows 10 service should fix the problem. Opening Device Manager After the Device Manager appears on your screen, expand the drop-down menu where it says Monitors. A service that stopped working properly might be causing the missing brightness slider. When you’re prompted by the User Account Control, click Yes to grant admin access. Most of the Windows 10 users face a unique problem of brightness slider missing in their notification panels, display settings, and the shortcut keys for. On a desktop computer, make sure the brightness setting of your monitor is tuned properly by using the buttons provided on the monitor. Press the Windows key + R to open a Run dialog box, then inside it you need to type ‘devmgmt.msc’ and press Enter. You can refer to our how to reinstall the display driver in Windows 10 article for step-by-step directions. Select the 'Search automatically for updated driver software' and proceed. Find the 'Display Adapters' expand it then click the graphics card driver under the 'Display Adapters' now. Disabling the Adaptive Brightness Feature 2. On the search bar type: Device Manager 2. To reinstall the driver, you need to uninstall the current display drive first and install a fresh copy of the driver. How to Fix & Solve Windows 10 Brightness not Working Windows Error Issue 1. How to Fix a Low Brightness Problem on a PC Reinstalling the display driver is the ultimate solution to screen brightness not working/increasing issue. If your computer screen is too dark on full brightness, check your monitor settings if you are on a desktop PC and the Windows power settings if you are on a laptop. What to Do if Your Computer Screen Is Too Dark, Even on Full Brightness
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