OC 0.6.5 Big Sur Success, MSI MPG Z390 Gaming Pro Carbon, i9-9900k, RX580

OC 0.6.5 Big Sur Success, MSI MPG Z390 Gaming Pro Carbon, i9-9900k, RX580
  • CPU: i9-9900k
  • GPU: Radeon RX580
  • RAM: 64GB 2667 MHz DDR4
  • Motherboard/Laptop Make and Model: MSI MPG Z390 Gaming Pro Carbon
  • Audio Codec: Realtek 1220
  • Ethernet Card: I219
  • Wifi/BT Card: none
  • BIOS revision: 7B17v1B

Followed Dortania's OpenCore install guide, using prebuilt aml files suggested for coffee lake desktop in the guide. Edited config.plist in xcode since I already had it installed in mojave/catalina previously installed via unibeast/clover. I started looking at OC Monday because one of the software updates for mojave wasn't happy with clover. Ultimately I made a new partition for Big Sur, put it there, and found that the clover install of Mojave wasn't happy booting with the OC 0.6.5 Big Sur Installer usb key, so from the OC 0.6.5 menu I picked the installer for Mojave to re-install that over the previous Clover install. Now both Mojave and Big Sur can be booted from OC 0.6.5...

The install guide is very well written and had answers to all my questions for each and every line of the sample config.plist except for one (which I've since forgotten) that I left as default because it wasn't covered in the guide at the time I followed it (the monday of release for 0.6.5).

This is the first time I've attempted to use anything other than clover to boot and I'm glad to have invested the time to change and I feel so much more confident in the state of things for OpenCore than I ever have for Clover/UniBeast/MultiBeast. The only issue I had was that I thought that the ACPI section felt like a little overwhelming for the average user. I feel I had a bit of an advantage having worked on bios for intel servers for work, so I was a bit lazy and confident that one z390 board with 9th gen intel should be very much like any other z390 board with 9th gen intel, so I gave the prebuilt aml a try and was pleased to find it good enough. It should be very possible in the future to write a linux tool that boots from USB and generates suitable asl based on detected hardware and compiles it with iasl, so I hope someone without a cumbersome ip agreement with work can help make this part of the process a little more plug and play, though I appreciate the team's desire to teach more users what goes on under the hood.

What's working, and what isn't working:

Everything I personally use is working... this includes xcode and final cut pro x, logic pro x. I am not a safari user (I use chrome) so I am happily using netflix in chrome, but I did double check based on other reports and found that netflix does not work in safari. I was able to use google meet using my blackmagic atem mini pro as the usb camera and microphone, and my HDMI tv connected to the RX580 provided audio over hdmi output with no special setup on the installer's first boot (the installer talked to me).

I tried to test the sidecar feature even though I read that it wasn't expected to work.. and it gave a nice black screen on my ipad, but it at least did allow me to try to send a screen to my ipad pro (2015 12.9 inch).. at least after I connected it to the system over usb.

Under both OC0.6.5 booted Mojave and Big Sur, both versions "feel" better than they ever have before.. all the rough edges are gone, and all the apple updates "just work" instead of doing weird things like resetting all my bios settings forcing me to press f1 at boot while installing updates.

https://preview.redd.it/5t0jz7oi90a61.png?width=654&format=png&auto=webp&s=b4aa53e1b44cedf4baa815eeba9a87130cc4ad38

submitted by /u/nil4k
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