How to Set Mass Decimal Places in SOLIDWORKS Drawing Properties (When the Window Won't Open)
In Document Properties > Units, the Mass/Section Properties row has a Decimal Places dropdown. Pick any preset — 1, 2, 3 — and the drawing obeys immediately. Pick Custom and nothing visible happens. No input field. No dialog. No spinner. Just the dropdown label sitting there showing “Custom” with nowhere to type the actual number. This is a genuine SOLIDWORKS UI quirk that affects several versions. It is not a bug in your drawing or your template. ...