Key for VW Transporter 2012 Id48 done with Français VVDI Key tool ! 5 minutes’ job by OBD.
Easier and faster to do it with VVDI2 through obd
It takes 5min only, although it showed me 180min other day.
The calculation time is short.
Followed the how-to’s here: http://blog.obd2diy.fr/2018/05/14/confirmed-vvdi-key-tool-is-able-to-vw-48-96-bit-transponder/
The OBD Copy 48 list I have