UE4 Offset space to center ???

Hi, How I can offset space to center of it.
Any Ideas ???

Hi! Do you want to change pivot location for mesh?

So, you want to change vertices with UE?

No I want to do inset from yellow zone to red zone

Yes, Vertices offset to the center. Have You got any ideas how to do it ?

This may help Modifying Static Mesh Geometry | Unreal Engine Documentation