test item refuses to print with supports this way up in prusaslicer —

Founded test item refuses to print with supports this way up in prusaslicer models & stl files for printing
iPad Stand
tspeevack
Door Damper
CAIMEO
YETI bottle opener
joerenkin
Print Flat Bow
3D Printy
Cable Holder
UmbertoPagano
Corvolla
DotMakeTrix
Nintendo Logo
CosplayCreations