In the H90 Control Edit page: check out the small icons bottom right. (18) in the link below:
https://cdn.eventideaudio.com/manuals/h90/1.9.7/content/h90-control/edit.html.
HS1 – HS2 – HS3
- Click on one of these, and it’ll (probably) show all of the parameters grayed out.
- Click on the upper right of any parameter to (+) and adjust the now active value.
- PGM reverts back to show all of your base Program settings
- That particular HSx Performance Parameter should now toggle between settings
