Really Anki should be set up to accept changes to this value regardless of if FSRSParams are mounted or not without. I think the method here is good for now but it would be a good idea to reduce the complexity on Anki's side. I'll make an issue.
@Luc-Mcgrady in ankidroid/Anki-Android#21691 (comment)
@Luc-Mcgrady in ankidroid/Anki-Android#21691 (comment)