Yes, the link's suggestion did not work (on AC19). What did work (again, AC19): in the 2D Window is to select the Camera before the one you want to add, then Drag a Copy of that Camera, it will be added after the original Camera in the path.
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