Radeon R9 Fury X Mojave/Monterey no audio/no boot screen OCLP

[Guest quattro4ever]

good morning everyone

I have been using MP5.1 for several years with different graphics cards and different operating systems,

Vega64/RX580/RX570/HD7950 MacOS from High Sierra to Monterey,

I recently had the RX570, Monterey thanks to the OCLP, everything worked fine apart from the very poor performance of the RX570,

I decided to install R9 Fury X,

I turned off my computer, swapped cards and restarted my computer,

first surprise: no Boot Picker, only black screen

I could blindly choose...

 

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Source: MacRumors