Macbook M1 Change Serial Number ((top))

“No user-accessible method exists to change the serial number on an Apple Silicon (M1) MacBook. Attempting to do so via non-Apple tools will permanently brick the device. The only legitimate path is Apple or an AASP using internal System Configuration tools after a repair.”

You cannot. Putting an M1 Mac into DFU mode and restoring it wipes the SSD and reinstalls the OS, but it does not rewrite the Secure Enclave's factory data. It restores the firmware to its original state—including the original serial number. DFU restore is useful for fixing a corrupted OS, not for identity theft of the hardware. macbook m1 change serial number

Changing the serial number on a MacBook with an M1 (Apple Silicon) chip is significantly more complex than on older Intel-based models “No user-accessible method exists to change the serial