![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
![iMac Late 2009 - Bluetooth and USB keyboard and mouse do not work on Big Sur installation screen · Issue #43 · barrykn/big-sur-micropatcher · GitHub iMac Late 2009 - Bluetooth and USB keyboard and mouse do not work on Big Sur installation screen · Issue #43 · barrykn/big-sur-micropatcher · GitHub](https://user-images.githubusercontent.com/71452954/93491704-65a69480-f8e0-11ea-9189-99137ad51833.jpg)
iMac Late 2009 - Bluetooth and USB keyboard and mouse do not work on Big Sur installation screen · Issue #43 · barrykn/big-sur-micropatcher · GitHub
Apple Imac 21,5 Zoll (Mitte 2011)‼️Big Sur/Ventura‼️ in Thüringen - Suhl | Gebrauchte Computer kaufen | eBay Kleinanzeigen
![Big Sur has arrived for Mac - but here's why you might hold off upgrading - iTandCoffee | Patient help with your personal and business technology Big Sur has arrived for Mac - but here's why you might hold off upgrading - iTandCoffee | Patient help with your personal and business technology](http://www.itandcoffee.com.au/uploads/1/1/7/8/11786991/big-sur-desktop_orig.jpeg)