How to Reset Password?

"Here are the instructions from Apple on resetting your password. Ralph

http://docs.info.apple.com/article.html?..."

"Turn off the computer. After it is completely shut down hit the power button while holding ""command s"" Once all the text has loaded tip the following without the """" marks and with the spaces in mind. Also enter is just hitting enter and not typing enter.

1. ""sbin/fsck -y"" then hit enter

2. ""sbin/mount -wu /"" then hit enter

3. ""cd /var/db/"" then hit enter

4. ""ls"" then hit enter (notice this is a lowercase L)

5. ""rm. ./.AppleSetupDone"" then hit enter

6. ""ls"" then hit enter (again a lowercase L)

7. ""reboot"" then hit enter and wait.

When your mac starts up the next time it will be tricked into thanking its new and make you go through the info process. This will create another admin account. When you log into the account that you have just created you can go to system preferences -> accounts -> then select the account that you forgot the password to and hit change password. Then log into the previous account and delete that account that you just created and walla!!! You now have a password that works."

"I fixed it by 'Boot into Recovery Partition' method and unlocked the volume encypted with FileVault , fortunately I had saved the Filevault password. Here is the article that I followed: https://iguruservices.com/support/reset-...

They have mentioned all the steps to reset mac password for all the different version of Mac including OS X 10.4-10.5 which is simple by typing the following command :

sh /etc/rc

passwd shortusername

And to reset password in Mac OS X 10.6-10.10 use the following command in single user mode

launchctl load /System/Library/LaunchDaemons/com.apple.opendirectoryd.plist

dscl . -passwd /Users/shortusername

Also you can use recovery mode to reset mac admin password in any Mac OS X running 10.7 to 10.12

Simply by opening terminal in recovery mode and type resetpassword"