OpenCore 0.7.4 + Big Sur 11.6.1 on OptiPlex 5080 successfully installed

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https://preview.redd.it/8kbw2rmbhyv71.png?width=1920&format=png&auto=webp&s=5005a15bbacbb5b123c09315d242fabffe394737

CPU: Intel Core i7-10700

GPU: Intel UHD Graphics 630

RAM: 32 GB

Motherboard Make and Model: OptiPlex 5080

Chipset: Intel Q470

Audio Codec: Realtek ALC3246

Ethernet Card: Realtek RTL8111

Wifi/BT Card: Intel M.2 AX200

BIOS revision: 1.5.1

Working:

All