Safe mode is a powerful tool for troubleshooting driver issues or software issues. Here is how to start any Mac in safe mode.

Booting in safe mode to resolve login issues Several users with login problems (usually startup getting stuck at the login screen) after applying the Mac OS X 10.3.4 update report that starting up ...

Once you've entered macOS Recovery, you can repair your Mac's internal drive, reinstall macOS, restore your data from a Time Machine backup, start up in safe mode, transfer files between two Macs ...