Upwork Tax Information

Hello, does anyone know how to add tax information on this page? It keeps asking me to add my tax information, but this page is just loading and loading; nothing shows up.

https://preview.redd.it/6v8x6advpxzg1.png?width=2884&format=png&auto=webp&s=f47e8e0d1622eb1f4895e08e89d58103438d5e18