![]() ![]() Once the installation is completed, restart your PC and check if you can see the brightness slider now.This will allow Windows to automatically search for the latest driver for your adapter and install it on your PC. On the next screen, select Search automatically for updated driver software.Right-click on your display adapter, and select Update driver. ![]() In the device manager window, expand Display adapters.On the Windows 10 start menu or search bar, search for and open Device Manager. ![]() Do the following to update the driver for your display adapters to resolve the missing brightness slider issue. If you can’t find the brightness slider on your Windows 10 laptop or notebook PC, it’s most likely due to outdated or missing display adapter’s driver on your computer. Can’t find brightness slider anywhere on Windows 10? If you have an external monitor connected to your laptop as a secondary monitor, the Windows 10 brightness settings will not have any effect on the secondary monitor. The aforementioned methods above only work on the monitor screen built onto your device. They usually look like a bright sun and a dim sun that indicates more brightness and less brightness respectively. Look for the keys that have obvious brightness related icons on them. For example, my dell Inspiron’s brightness keys are on F11 and F12, while others can be on arrow up and down keys. If your laptop supports such function, which I assume most modern laptops do, you can change the brightness of your laptop screen by simply pressing the FN keys + brightness up or down keys.ĭifferent laptops have different brightness up and down keys. Use the FN (Function) key on your laptop keyboard
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