Do you see a brick wall in front of the blue world icon at the bottom of LW's interface? If yes, then that's probably why.

The best way to share files is using magnet links. Once someone starts downlding using one of your magnet links, you can browse them (hopefully), & they can browse you. How to use Magnet Links

Stief is the best one to ask about sharing artistic works such as photos or 3d work, etc. Stief is a member (& FrostWire mod) of the forums. Though he also uses LW Pro.

You are aware you can describe your art works aren't you?!? Using the Describe function from the Library window. Describing them will make them easier to find for others searching. Use keywords that will make them easier to find.