or you have funny friends who thinks its funny to change your password
or you wanna have admin controls over the schools Ibooks like i wanted
you do like this
EXCLUDE THE QUOTATION MARKS, but make sure to type in the spaces.
when your mac is starting holddown Command and S
First type in: “/sbin/fsck -y”
Followed by: “/sbin/mount -uw /”
Then, type in:
“/usr/libexec/register_mach_bootstrap_servers /etc/mach_init.d”
Next: “cd /var/db/netinfo”
Then: “netinfod -s local”
Followed by: “SystemStarter”
Finally, type: “passwd root”
You’ll be asked to come up with a new password. If you want to change a login’s password, substitute ‘root’ with the username.
After that, type “reboot”
Remember, to EXCLUDE the quotations marks, but type in all the junk inbetween –even the spaces!
good luck