Our Static Residential Proxies support HTTP, HTTPS, and SOCKS5, but we don't support SOCKS4.Related ArticlesWhat's the difference between Residential Proxies, Static Residential Proxies, and Datacenter Proxies? Which one should I choose?Are Static Residential Proxies better than Residential Proxies?What protocols do GoProxy Datacenter Proxies support?How are GoProxy Static Residential Proxies obtained?Do you support UDP or QUIC protocol?