OK! I now understand. And agreed, it's convoluted (and tedious). Initially, when you said... 'assign ALL the footswitch assignments under EACH snapshot' I was trying to find this under each snapshot so got confused.   For my future reference, and for anyone struggling with this, these are the specific steps to setup flip/flopping using Snapshots when in Stomp Mode (as of v3.15)   SET PREFERENCES & CREATE SNAPSHOTS Set the 'Snapshot Reselect' preference to 'Toggle'