Custom Collisions

Hello,

I made a building in sketchup and set the collision to complex but it’s very buggy!
Some floors doesn’t have any collision at all, is there a way to draw my own collisions?

Thanks,

Look here for info on custom collisions, it’s about a third of the way down the page

https://docs.unrealengine.com/en-us/Engine/Content/FBX/StaticMeshes