Sketchup 21.0.0 〈AUTHENTIC - 2025〉

Architects rejoiced. In earlier versions, section cuts showed only an empty space. SketchUp 21.0.0 added native sectional fill patterns (hatching). Users could assign a pattern (ANSI31, AR-CONC, etc.) to a specific tag. When you cut a section plane, enclosed geometry automatically displays the fill. This made exporting 2D VectorWorks-style sections directly from SketchUp viable for the first time.

Symptoms: Saving to a server takes 2 minutes; saving locally takes 2 seconds. Fix: This is a security handshake bug. Go to Window > Preferences > Files and uncheck "Create Backup" when working on network drives. sketchup 21.0.0

One of the most requested features was the ability to auto-name groups. In 21.0.0, SketchUp introduced Inferred Groups. When you draw a rectangle on the "Walls" tag (formerly "layer"), the resulting group inherits that tag automatically. This prevented the common mistake of creating 100 untagged groups that all default to "Layer0." Architects rejoiced