Trying to install Monterey fresh. Reformated HDD. boot from usb installer after a while get message “a required firmware update cannot be installed”
iMac 2017 quad core with 32 ram and single nvme HDD. Original 32gb disk was replace with apple 512gb. Big Sur installed fine.
iMac 2017 quad core with 32 ram and single nvme HDD. Original 32gb disk was replace with apple 512gb. Big Sur installed fine.