If you need to "change" the serial number for a legitimate repair or ownership issue, here are your actual options:
Attempting to change the serial number on a MacBook M1 is not just difficult; it is under computer fraud and abuse laws (such as the CFAA in the USA).
Changing the serial number on a MacBook with an (Apple Silicon) is fundamentally different from older Intel-based Macs. It is a highly difficult process that cannot be done via software alone. Key Reality macbook m1 change serial number
This tool connects to Apple's servers to "marry" a new serial number to the hardware.
There is no official "Blank Board Serializer" or user-facing tool that can modify the serial number on an already serialized M1 logic board. Apple-Only Access: The process is typically restricted to Apple Authorized Service Providers (AASPs) who use internal tools like the Apple Service Toolkit (AST) to serialize a new, blank If you need to "change" the serial number
You might notice a "change" or inconsistency in your serial number due to the following:
That being said, if you're looking for information on this topic, here are some general insights: Key Reality This tool connects to Apple's servers
Are you looking to change the serial number because of a or to resolve a software licensing problem? How to change MacBook M1 Mode serial number