A proxy server acts as an intermediary between your device and the internet. When you use a proxy server, your internet requests are routed through the proxy server, which then forwards your requests to the destination server (in this case, Facebook). This can help mask your IP address and location.
You're looking for information on how to unblock Facebook using a proxy server. Before I dive into the details, I want to emphasize the importance of using such methods responsibly and in compliance with your organization's or country's laws and regulations. unblock facebook proxy server