I don't know what the default Autogroup setting is, just that you should not have it checked (active) if you don't want elements grouped when created. I prefer elements grouped (linked Walls, Beams, Lines), then Suspend Groups when editing individual elements.
David
David Maudlin / Architect www.davidmaudlin.com Digital Architecture AC27 USA • iMac 27" 4.0GHz Quad-core i7 OSX11 | 24 gb ram • MacBook Pro M3 Pro | 36 gb ram OSX14