I made an object. It looks good in Blender, but if I export it into Unity, it is transparent, and I can see the parts of the Object that I should not see.
For Example
In Blender:
In Unity:
How can I solve this problem?
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To see faces which face the wrong way inside Blender go to the Shading top in the top right corner of the vieport and enable Backface Culling:
This is what it looks like:
Now select the faces which are facing the wrong way, press Alt N and choose either recalculate Outside or recalculate Inside depending on what you need:
