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I got a efi lock while trying to access my Mac OS on my Apple Mac air 13
i do have windows and iOS install in the device ... I have been using windows for years now the laptop keep asking me to use a password I never imputed at the first place before I can use back any of the Operating system install on the device... it has a lock key on the screen.
please how can I go back to using my windows operating system?
MacBook Air 13″, macOS 10.14
See turn off a firmware password section in the article https://support.apple.com/en-in/HT204455
See turn off a firmware password section in the article https://support.apple.com/en-in/HT204455
Lock out by an EFI password or firmware password
