It is the best EFI removal password tool available in the market today. So I get the HDD from the Macbook Air and installed El Capitain 10. Like in router article I did not have any previous experience about cracking OSx password. Apple allows iMac and MacBook users to set a password for their firmware so that no intruder can go in there and change core device settings.
Enter a new password and create a password hint.
Macbook air firmware password hack Finally, click the Apple menu.