My shimano steps on garmin works perfectly when in basic assist mode with just 3 levels of assist. However if i switch to fine tune mode because I simply wanted another lower level of assist, so 4 modes in total, it no longer reads what mode you're in, or updates range estimates, things like...
I'm currently using the Garmin Ebike Remote to change modes on my Levo. This works fine for me. There is one button left on the remote ( see in red on the picture) that can be used to swipe on the Garmin Edge...which works fine as well.
At the moment I'm not using my Garmin Edge anymore...just...