Screen has folder file with question mark
My password was not being excepted so I erased my macbook. Then this flashing folder file with a question mark appeared.
iPhone 12 mini, iOS 16
Question marked as
You have successfully erased the Operating System software.
Try the internet recovery and se if it works, or use your backup.
Command (⌘)-R: Start up from the built-in macOS Recovery system. Or use Option-Command-R or Shift-Option-Command-R to start up from macOS Recovery over the internet.