: While older Macs could sometimes use a "Blank Board Serializer" (a utility traditionally used by Apple Authorized Service Providers ), these tools are designed only for boards that do not already have an existing serial number .
You can retrieve the original serial number via Terminal in Recovery Mode, but you cannot change it here. Important Note: macbook m1 change serial number
Changing the serial number on an M1 MacBook is a complex and potentially hazardous endeavor. While there may be legitimate reasons for modifying the serial number, such as repair or replacement, the technical and ethical implications must be carefully considered. : While older Macs could sometimes use a
Changing the serial number on a MacBook with an M1 (Apple Silicon) chip is significantly more complex than on older Intel-based models While there may be legitimate reasons for modifying
M1 ignores this entirely.