Moved to User Support Hub since the search now returns aircraft variants/liveries that contain what’s entered in the filter, see Windowed Mode cuts aircraft from hangar letter W onward missing, fullscreen restores them - #21 by DementedCorn327
Also, the specific Zlin variant issue has been fixed: Zlin Savage Cub and Shock conflated in selection menu - #8 by DementedCorn327
As per the tests performed in SU4. Don’t know in which version those changes have been implemented.