mac-os-thinkpad-x250-T450-OpenCore My laptop doesn't work anymore, I won´t update EFI. For Big Sur 11.6.8, For Monterey opencore 0.83 this efi need to inject SSN,UUID,ROM,MLB this efi for Intel WIFI card. this efi ONLY for Big Sur. this efi also can be used in Monterey, but need to replace itlwm.kext. dowwload itlwm.kext for Monterey https://github.com/OpenIntelWireless/itlwm/releases problem : sleep