Boot Mac OS X in single-user mode
60 words, 1 minutes
Here’s the quick reminder on how to start OSX in single-user mode :
- If the Mac is on, turn it off.
- Power the Mac on.
- When you hear the chime, press
cmd-s
Do what you have to and type exit
or reboot
to return to normal mode.
Source: Mac OS X: How to start up in single-user or verbose mode