Tried to update operating system from High Sierra Monterey. No nothing works as it stops with less than one minute to go and freezers. I can’t open in safe mode. What do you suggest?
I tried to operate system upgrade to Monterey from High Sierra. Will not load and freezers at less than a minute remaining. Computer will not open in safe mode. Does anybody have any suggestions.
iMac 21.5″, macOS 10.13