yes it worked
Thx a lot !

Any idea?

It makes logic to do so.
When trying to save to the sh3d archive, it fails saying its read only, although its not.
Trying to extract the file first, adjust it, and put it back to zip file, same thing

<t>Hi<br/>
<br/>
I've got a problem<br/>
I've got one saved file which contains my +0 floor<br/>
Within that file, i saved a view (so i can always use same level of zoom etc etc)<br/>
<br/>
I've got a second saved file for my garden. I didnt know i could add a floor level until then.<br/>
So there i ...

yes succeeded, thank you very much !

<r>this is the mtl now<br/>
<br/>
# <br/>
# Generated by Sweet Home 3D - vr jan 24 19:40:11 CET 2025<br/>
# <URL url="http://www.sweethome3d.com/">http://www.sweethome3d.com/</URL><br/>
# <br/>
<br/>
newmtl top<br/>
illum 2<br/>
Ka 0.2 0.2 0.2<br/>
Kd 1.0 1.0 1.0<br/>
Ks 0.46875 0.46875 0.46875<br ...

got it

i can only export to svg or csv not obj

@KEet its chinese for me, how do i do a shallow box
Willing to give me such an object? it can be a rectangle

How do i give an object transparancy?