![Big Sur on iMac 27", Mid 2011, flashed 4GB NVIDIA Quadro K4100M by Nikey22, having issues with screen brightness, any ideas? Brightness control was working with Catalina Patcher, after installing Big Sur Big Sur on iMac 27", Mid 2011, flashed 4GB NVIDIA Quadro K4100M by Nikey22, having issues with screen brightness, any ideas? Brightness control was working with Catalina Patcher, after installing Big Sur](https://preview.redd.it/xhgttch88b161.png?auto=webp&s=a682d0ac5bb5ea2aee0b30ce7aa79e946dc59be0)
Big Sur on iMac 27", Mid 2011, flashed 4GB NVIDIA Quadro K4100M by Nikey22, having issues with screen brightness, any ideas? Brightness control was working with Catalina Patcher, after installing Big Sur
![Install Big Sur on Unsupported Mac with Patched Sur - Full Walkthrough! [THE EASY WAY!!!] 2012-2013 - YouTube Install Big Sur on Unsupported Mac with Patched Sur - Full Walkthrough! [THE EASY WAY!!!] 2012-2013 - YouTube](https://i.ytimg.com/vi/hxBffgBg8Hg/maxresdefault.jpg)
Install Big Sur on Unsupported Mac with Patched Sur - Full Walkthrough! [THE EASY WAY!!!] 2012-2013 - YouTube
![macOS 11 Big Sur running on a 2011 13" MacBook Pro | EXPERIMENTAL BETA (Updated Description) - YouTube macOS 11 Big Sur running on a 2011 13" MacBook Pro | EXPERIMENTAL BETA (Updated Description) - YouTube](https://i.ytimg.com/vi/JWxpmwHZrTc/maxresdefault.jpg)
macOS 11 Big Sur running on a 2011 13" MacBook Pro | EXPERIMENTAL BETA (Updated Description) - YouTube
![Big Sur on older Macs [2008-2013] ULTIMATE GUIDE! OpenCore Legacy Patcher for Unsupported Macs - YouTube Big Sur on older Macs [2008-2013] ULTIMATE GUIDE! OpenCore Legacy Patcher for Unsupported Macs - YouTube](https://i.ytimg.com/vi/znlhI6f7x1Q/maxresdefault.jpg)