THX to linkev for his wonderfull work. This repository contains my opencore conf for the Dell Optiplex 7050 SFF. The current version installed is Big Sur 11.1 with OpenCore 0.6.5. Catalina was ...

OpenCore Configuration for Dell Optiplex 7040. Should also work with 7050 and 7060 by replacing the ACPI files with the correct ones for Kaby Lake & Coffee Lake. This is assuming you're using a stock ...