The operating system may default to safe mode or propose it at boot time, particularly after a past crash, or users may consciously choose to start in safe mode. How To Start A Mac In Safe Mode If you ...

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

If your Mac is having problems, macOS has multiple keyboard combinations that you can hold to recover your system, start in safe mode, run diagnostics, and more. Here's how to use them.

Safe Mode in OS X is a great troubleshooting option, but on rare occasions, a system might always boot to 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 ...

If the OS uses the first 700 MB when booting normally, but only the first 500 MB when booting in safe mode, it will appear to be broken in normal mode, and fine in safe mode.