how to reset a macbook pro os x lost password

Click the Apple icon, and click Shut Down.You’ll see a pop-up informing you that although the password has changed, the Keychain Password remains unchanged.Enter the new password, re-enter it in the verification field and add a password hint.Select the account you’d like to change.Select the volume containing the account – this is usually your main hard drive.Enter resetpassword, all one word with lower-case letters, and then hit the Enter key.Select Disk Utility and click Continue.Continue to hold Command + R until you see an Apple logo appear.Press the Power button while holding Command + R.Follow on-screen prompts to reset your password.Click the arrow next to ‘Reset it using your Apple ID’.Click the Question mark next to the password field.On the login screen, click the icon of the account you’d like to access.If you linked your account to your Apple ID, follow these steps: This links your Mac to iCloud, allowing you to sync data including contacts, photos, videos, messages and more between your iPhone, iPad and Mac, and also works as a verification method during the password process to prove that you really are the owner of the account. When you first set up your user account, you’ll be prompted to log in with an Apple ID. You can do this by heading to System Preferences > Users & Groups > Login Options and clicking Change Password. Once you do eventually get back into the account, we’d recommend setting up a password hint to avoid this situation in future.

If you didn’t set up a password hint, or if the hint you used is a little too cryptic for your liking, you’ll have to move on to the next method.

How to reset a macbook pro os x lost password