With a little bit of research and elbow grease (or a Thunderbolt 3 dock), an external graphics card setup lets . 1 Open Settings, and click/tap on the System icon. Change screen brightness in Windows - support.microsoft.com Double-click "HID Ambient Light Sensor". How to disable auto-brightness 1. Right-click the Start menu and select Settings. In my case both external monitor receives the . Select the Display menu on the left. Step 1: Launch the Intel Graphics Command Center app using the taskbar/Start search. Here are the steps to follow: Locate the "Windows" key on your keyboard and press it together with the. With the System category selected on the left, click on Display on the right. To turn off Content adaptive brightness control. Touch Power and Sleep. Select Power Options or similar entry in the pop-up menu. I purchased new Dell Laptop for configuration (attaching screenshots) in Feb 2021 and till date facing adaptive brightness issue on battery mode. Click the Advanced Power Settings link. Here's how. At minimum, you will have three options: Off, Dim, and Bright. Auto brightness off, screen still dims - Windows Central Flag Post. Go to the Start menu and open the Control Panel 2. Go to Control Panel > System and Security > Power Options and check that your power options aren't affecting the brightness on your screen. Select Power Options or similar entry in the pop-up menu. 0 hang-the-9 Titan. If the Apply and Cancel buttons are unavailable, move the slider under Change the size of text, apps, and other items on this display to the right end, and . Turn off Adaptive Brightness Service. If nothing happens while pressing the F10 key to toggle your backlight settings, you may need to hold down Fn and press Esc to reset and try again. Click on the "Stop" button, select the "Disabled" option from the drop-down menu next to "Startup type" and then .