I just spotted this on the new Garrett Direct website: The Axiom is updateable via the same process that is used by the Garrett Apex.   The current firmware version is displayed for a split second when you first turn on the Axiom. The top ground balance number will show 01 and the bottom one 47. A blank position in the bar across the top in the final .2 part. The graphic below shows what I see when I turn my Axiom on. It is so fast you might have to do it repeatedly to