When I change the vertical position for a rest, I press

and sometimes it stays like this, and other times it becomes
Is the top option needed?
There is no mention of this ‘effect’ on the help.
When I change the vertical position for a rest, I press

and sometimes it stays like this, and other times it becomes
Is the top option needed?
There is no mention of this ‘effect’ on the help.
Yes, the Force position and duration property is what makes the rest explicit, rather than implicit. It’s possible for a rest to be explicit but not have a forced staff position.