757      iPhone_iPad_Mac_apple

Good day how to format macbook pro running in s...

You maybe set firmware password. You need to enter firmware password to login.

About the screens you see when your Mac starts up - Apple Support

How to reinstall macOS - Apple Support

Hi,

It looks like you have a firmware password set. Here's what to do if you can't remember it: If you lost or forgot your firmware password - Apple Support

最后更新：2017-08-21 10:52:35

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