X79 Big Sur Update stability issues

I have been running Catalina with Open Core without issues on my x79 build for some time. I upgraded to Big Sur on a separate drive. After loads of installation problems got it to boot to the desktop . but it lasts a couple of minutes before it crashes plus there is loads of Usb functionality missing which is odd as its all working under Catalina. Whats good is that it sees my Titan Ridge card straight away unlike Catalina that takes a restart to do that so potentially theres a lot to...

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Author: PTuser