What is web code 407? Getting a proxy authentication error – how do I fix it? or What is web code 407

what is web code 407? TLDR: proxy wants a login.

If you’re on Mac, go to System Preferences > Network > Advanced > Proxies and make sure nothing’s checked.

Also, try using Cloudflare’s 1.1.1.1 DNS—sometimes ISPs inject weird proxy stuff.