Where are raft air gap settings?

Snapmaker 2.0
1

My prints keep getting stuck to rafts in a way that destroys the print. Where is the setting to set the gap between the print and the raft?

2

What slicer?

3

luban 4.15.0

4

I think the one you are looking for is the “Support Z distance”, found in Model structure section in the advanced menu.