The serial number for ONE can be found on the backside of the unit or on the box.

  • First generation ONE for Mac, the serial will begin with ON (i.e.: “ON AB 012345”), or start with a letter, a number, then another letter (i.e.: “A5M123456789876″)
  • ONE for iPad/Mac, the serial will begin with a letter, a number, then another letter (i.e.: “B8N012345678987″)