The problem I having the my account is log in but, what is happening is the when I play Minecraft the skin doesn't show up

The problem I having the my account is log in but, what is happening is the when I play Minecraft is the skin doesn't show up, and I did submitted both browser and launcher my skin and I click use and doesn't show up the only things the appear is the default skin , I need help I can't find another way to fixed, search up my problem on the forum to find my problem and appears, i'm the only person with this problem, I having this problem since three week ago when I brought this game, I don't like it , I want to has my skin load in while I playing with my friends. Here I create a YouTube video so you can see the problem I having https://youtu.be/ucpoR9R97tE