Do not use OpenVPN (too slow for Facebook video). Use Shadowsocks or Trojan-Go . These mimic normal HTTPS traffic, making them undetectable by Deep Packet Inspection (DPI) firewalls.
Rent a $5/month server from a provider like DigitalOcean or Vultr in a country where Facebook is free (e.g., USA, Germany, Singapore). cyber gateway facebook proxy
Use a client like SagerNet (Android) or Shadowrocket (iOS) to connect to your personal gateway. The Verdict: Is it worth it? Yes, if you are fighting for access to information in a censored country. Do not use OpenVPN (too slow for Facebook video)
Whether you are traveling in a region with strict firewalls, working in a corporate environment that blocks social media, or simply value your privacy, you have likely hit the "Connection Refused" error. or simply value your privacy