Open the Activities overview and start typing Power. Adjust the Screen brightness slider to the value you want to use. If your computer features an integrated light sensor, the screen brightness will automatically be adjusted for you. You can disable automatic screen brightness in the Power panel. If it is possible to set the brightness of your screen, you can also have the screen dim automatically to save power.
For more information, see Why does my screen go dim after a while? Got a comment? There are command line tools to adjust the contrast of your screen such as xgamma and xcalib. These can fine-tune any reductions in your screen's default contrast level. To increase contrast above defaults, most window managers offer a high-contrast theme to make your screen easier to see.
In Gnome-based window managers, such as Ubuntu Unity, follow these steps:. After adjusting your laptop's brightness, it should retain the new settings automatically. If the brightness settings are not retained after a computer restart, they are probably being overridden by settings in the Power Options menu. If this is the case, you'll need to create a custom power plan, which can be done by accessing the Power Options utility in the Control Panel.
If the key combination method is not working and you've made the appropriate adjustments in Power Options, it is likely your computer has a video driver problem. Driver issues usually occur after updating the video drivers. Monitor drivers can also cause this problem.
To resolve any potential monitor related issues, reinstall the monitor by following the steps below. Finally, we also recommend downloading the latest video drivers directly from the video card manufacturer.
If this problem was caused because you updated the drivers, install an earlier version of the video drivers to see if that resolves the issue. If, after following the steps above your brightness is still not enough, plug your laptop into the wall. Under Brightness and color, look for the Change brightness automatically when lighting changes check box, and then select it to use this feature.
Even if you use it, you can still move the Change brightness for the built-in display slider to fine-tune the brightness level. You might not see the Change brightness for the built-in display slider on desktop PCs that have an external monitor. The Brightness slider appears in action center in Windows 10, version If you don't have a desktop PC and the slider doesn't appear or work, try updating the display driver.
In the search box on the taskbar, type Device Manager , and then select Device Manager from the list of results. In Device Manager, select Display adapters , then select the display adapter. Press and hold or right-click the display adapter name, then select Update driver and follow the instructions. Change your screen brightness. Windows 11 Windows 10 More Microsoft Default Browser Firefox. Google's New Pet Art. Robinhood Hack Find Downloaded Files on an iPhone. Use Your iPhone as a Webcam. Hide Private Photos on iPhone.
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