Macbook losing serial

MegaObi

Member
Just want to know if anyone knows more about this... i have been seeing so many losing its serial. What causes it?
 

Inwerp

New member
i guess it is caused by people who reflash bios just to rule it out. i actually do it on almost every PC Laptop i fix, but i always fix ME and serial number before i give it back to a client.
 
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