Unverified serial number when checking MacBook Air warranty

when I check my warranty and type my serial number, it shows unverified serial number. why this problem happens?



[Re-Titled by Moderator]

Original Title: unverified serial number

MacBook Air 13″, macOS 26.0

Posted on Sep 18, 2025 06:58 PM

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Question marked as Top-ranking reply

Posted on Sep 19, 2025 09:12 AM

Make sure you are typing the correct characters since it is very easy to mix up some letters and numbers such as:


zero & Oh & Queue

two & Zee

five & eS

eight & Bee


And possibly some others. Maybe try copying & pasting the serial number from macOS?

3 replies

Unverified serial number when checking MacBook Air warranty

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