Minecraft Skin Bug

I encountered an error while playing the Minecraft windows 10 version. First, I found a 2D or 3D skin from a site and made it for my Minecraft skin. My friend did not see the skin when I entered any server. Skin's link is below.
I'm waiting for an answer right away.
Skin Link: https://www.planetminecraft.com/skin/fall-guys-better-in-3d/