Force quit 2019 MacPro (option-command-escape not respond)

H. Lamar Thomas wrote:

How to quit Safari or Finder on MacBook Pro 2019 When Option-command-escape does not respond

>ForceQuit>Safari

if you machine is locked up You can always force quit a shutdown by holding the power button/TouchID for ~6-10 sec.

Force Shut down your Mac.

Log out, sleep, wake, restart or shut down your Mac

Shut down or restart your Mac - Apple Support