Dave Merrill
Axe-Master
Yeah fine, he's not wrong.It's a long learning curve but once you're over the first hump it becomes a lot easier to explore and learn.
The first entry in the FAQ in the manual explains it well…
Be sure to read/reread the FM9 manual and the Blocks Guide. There's a lot of information in them. Then there's the Footswitch Functions Guide. And the Wiki.
But don't forget to turn some knobs, like you would on an actual amp, and play guitar, and have some fun! It's not all techno-babble in Fractal-land!