How to find or reset MacBook Air administrator ID and password for Tahoe update?

MacBook Air update to Tahoe. I don’t have my administrator ID or password, so I’m unable to install an App. How can I locate or reset my Administrator ID and password.




[Re-Titled by Moderator]

Original Title: Change administrator ID

Posted on Feb 11, 2026 5:57 AM

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Question marked as Top-ranking reply

Posted on Feb 11, 2026 6:03 AM

The password you are looking for is likely the same password you use to sign in to your computer when you restart it.


If you forgot it, then this is Apple’s guidance for resetting your Mac’s login password:

If you forgot your Mac login password - Apple Support

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How to find or reset MacBook Air administrator ID and password for Tahoe update?

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