Extrude Manifold

    Mode

    Edit Mode

    Tool

    Menu

    Mesh ‣ Extrude ‣ Extrude Manifold

    Hotkey

    This tool is very similar to 挤出面 but enables Dissolve Orthogonal Edges by default. This causes the tool to automatically split and remove adjacent faces when extruding inwards.

    Extrude Manifold Example.