![]() How to unlock PIN code lock and firmware lock on this MacBook Air?Īs we know, there are several reasons for forming a PIN code: Press the MacBook power button, after entering the system, it shows PIN code lock, press the 'Option' button, it shows firmware lock. Guide: Unlock MacBook Air Firmware-lock and PIN-lock (A1466) Unlock Macbook Pro Without PasswordĪ MacBook Air is locked by pin code and firmware, the model is A1466, the motherboard model is 820-00165-A, which is release in 2015. If you don't see the message after three attempts, your account isn't set up to allow resetting with Apple ID. At the login screen, keep entering a password until you see a message saying that you can reset your password using Apple ID. In some macOS versions, you can use your Apple ID to reset your login password. If you're asked to enter your Apple ID password, click 'Forgot Apple ID or password' and follow the onscreen instructions. ![]() With macOS Catalina: Choose Apple menu System Preferences, then click Apple ID. ![]() From the Mac login or boot screen, enter any wrong password three times to summon the 'Password Hint' box and a message saying 'If you forgot your password you can reset it using your Apple ID' click on that arrow icon to start the Apple ID based reset. When we did the reset the firmware lock appears and we do not have the password. We bought a Macbook Air on Craigslist and my wife wanted to do a factory reset on it because the previous owner's info pops up, like their login id and that it is searching for Macbook Pro. ![]()
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