onibla Posted November 27, 2021 Author Share Posted November 27, 2021 Here Monterey update fully functional!!! The system is very stable and reactive. I would like to share my EFI folder used both to install and run macOS Monterey 12.0.1 The only thing...is that I cannot control the brightness using software app...I have try different apps with no success. EFI xeon.zip 1 Link to comment https://www.insanelymac.com/forum/topic/349647-help-installing-big-sur-on-xeon-d-1581-e5-v4-16core32threads-8-seriesc220-chipset-family/page/2/#findComment-2772557 Share on other sites More sharing options...
swanduron Posted October 9, 2022 Share Posted October 9, 2022 Hello onibla, I would like to know whether you have any update for this EFI? I bought a D1581 board from ebay and I very concern about the sleep/wakeup. Could you give suggestion to me? Link to comment https://www.insanelymac.com/forum/topic/349647-help-installing-big-sur-on-xeon-d-1581-e5-v4-16core32threads-8-seriesc220-chipset-family/page/2/#findComment-2794701 Share on other sites More sharing options...
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