Change walls into slabs

[Luca Signoria]

Hi everyone,

I'm using ETABS 2016 to model sloped slabs. The program automatically considers them as inclined walls, while I would prefer to consider them as slabs (floors).
Is there a way to modify walls into floors?

Thank you, regards

Luca Signoria

 

[Ahmad Alhamad]

try to extrude the beam to shell that taken the inclination then assigne it to slab