Freeze & Infinite were added to Space with the 4.0.0(6) update. So check your current version, and if it’s not, update it with Eventide Device Manager.
Here are a few pointers, with the breakdown of how those parameters should work, a little further down in the thread:
https://www.eventideaudio.com/forums/topic/freeze-function-like-eh-superego-on-h9/#post-147832
