Also the dedicated forum for Studio and PartDesigner is https://forum.bricklink.com/
(hover over the red Studio icon on every page, then click “Studio Forum”).
[...] Hi, That part IS in Studio. Please see the help page[1] or the Parts FAQ[2] for the usual reasons why you aren’t finding them. [1] (URL) [2] (URL) Also the dedicated [...] (19 days ago, May 14, 2024, to Related Software)