I like everything about this computer from a hardware and performance perspective but good lord wrestling with the software/firmware has been a ride. Once key has been created, double click the new key and then add the '0x800' to Value data area. Label the name of the new key as 'RMBrightnessControlFlags'. Spent like a year having to restart my computer if I wanted to change the brightness at all. Create a new key by right-clicking on the right-hand pan of the registry editor window and then select 'New' > 'DWORD (32-bit) Value'. I had to uninstall and reinstall both monitors in Windows Device Manager, uninstall and reinstall my USB-C hub (which I have my external monitor plugged into), fiddle with settings in nvidia control panel, and restart like 3 times before all the sudden everything clicked and my PC is normal again. Then it wouldn't send anything to my external monitor unless I was duplicating the displays. The brightness level as reported in the Windows Mobility Center in Windows 7 may not correspond to the brightness on the Dell Quickset On Screen Display (OSD), which will show the brightness at the maximum level. It also saw my laptop display as capable of only 1 hz (!!!) refresh so it was like using an e-ink screen or some shit. It reset all the nvidia control panel settings. The Device Manager shows two 'Base System Device's with a yellow exclamation mark. It was a sketchy process that made me feel like my computer was fucked for about 45 minutes. Just wanted to add my experience to this helpful thread.īios update fixed the brightness problem for me. But yeah, if the old driver is fine for your current needs, I'd just stay there. I also dont have any controls in Windows Settings or in the AMD software to control brightness. To control the brightness from your keyboard shortcuts you need specific drivers for your laptop model. When I press fn+F1 (brightness up) or fn+F2 (brightness down), nothing happens. If you need to upgrade your card for gaming, I'd look into PangoBright. I have a MacBook Pro from 2015 with graphics card AMD Radeon R9 M370X. In Windows 10 and 11, you can change the display brightness from the Settings panel. Right-click on the installed display drivers, and choose Update Driver Software from the context menu. Scroll down to the Display Adapters entry in the device list and expand the option. Obviously not as good as just having the fucking toggle work. Adjust the Screen Brightness from Windows Settings. Go to Start Menu > Search and type 'Device Manager' and then launch the Device Manager app. I can pick and choose which monitors to dim. It's lightweight and works well with my multiple monitor setup. Flux wasn't able to handle multiple screens independently, but I found something called PangoBright: was recommended in another Reddit thread. I've tried some third party screen dimmers/modifiers. However, with the slim 7's we have to manually restart the computer each time we go in and out of hybrid mode - I don't want to leave it on when I'm gaming because it apparently decreases performance. This forces the system to use the iGPU when out of game, so the brightness toggle works. One thing that works is putting your Lenovo in "Hybrid" mode - using Lenovo Vantage. Or You can use any of the software mentioned in below website.Yeah, it really sucks. To turn adaptive brightness on or off when your computer is plugged into an outlet, click Plugged in, and then, in the list, click On or Off. To turn adaptive brightness on or off when your computer is running on battery power, click On battery, and then, in the list, click On or Off. In the list, expand Display, and then expand Enable adaptive brightness. Under any plan, click Change plan settings. Open Power Options by clicking the Start button Picture of the Start button, clicking Control Panel, clicking System and Security, and then clicking Power Options. To determine if your laptop or computer monitor supports adaptive brightness, look for the Enable adaptive brightness setting in Power Options (mentioned in the following procedure) or check the information that came with your computer. Edit: Also check that you have all the recent updates installed. Brightness Control Not Working on Windows 10: Fixed. Fix 3: Utilizing Microsoft’s Basic Display Adapter Software. Fix 2: Turning On Adaptive Brightness Feature. msi file that matches or nearest to your current OS Build and click Next. How to Fix Brightness Control Not Working on Windows 10, 11. To use adaptive brightness, you must have light sensors installed and enabled on your computer. Go to Download driver and firmware for Surface, choose (your Surface model) then click Download. Adaptive brightness is a feature in Windows that uses a light sensor to automatically adjust the display brightness to match the lighting conditions in your computer's surroundings.
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