fe.settings:getUserBoardSettings - non array given[os] - Endchan Magrathea
 >>/1248/
> Use an OS like TAILS or Whonix to spoof your MAC address
Any BSD/Linux machine can do this with GNU macchanger [1].
I don't know how Tails or Whonix does Mac spoofing but I'd imagine they use the same thing. 

1: https://directory.fsf.org/wiki/Macchanger (note: hasn't been updated in 4 years)