When in preset mode, the HX Stomp limits what you can do with MIDI, and that’s why it only allows consecutive access to presets on other devices.
The key to do what you want is using HX Stomp’s Command Center and running the switches on the HX in Snapshot mode. Here’s a video explaining things: https://youtu.be/IjSYo7hZHlM
With snapshots you can program up to 6 commands per button including PC & CC messages, which means you’ll be able to jump around the presets on the TimeFactor without going consecutively.
