How to reboot or restart a frozen Mac desktop startup?
How to reboot or restart a frozen Mac desktop startup?
iMac 21.5″, macOS 10.15
How to reboot or restart a frozen Mac desktop startup?
iMac 21.5″, macOS 10.15
The following may have something that will help: If your Mac starts up to an Apple logo or progress bar - Apple Support
How to reboot or restart a frozen Mac desktop startup?