Samsung themes

Im a 3d artist, and i want to upload my renders as walpapers on galaxy themes. I only want to upload wallpapers. How do i apply

You need to wait two years before you can apply, August 2025.

https://developer.samsung.com/galaxy-themes/overview.html

EDITED: To sell wallpapers on the Theme Store, you still need to apply as a Theme designer in 2025, and create a theme portfolio. Once accepted, you can just sell wallpaper.