To fix the "server unavailable" or "no internet connection" error when downloading and installing the FIFA 16 zip file, you must first account for the fact that the official FIFA 16 online servers were shut down on February 14, 2023. Because the official servers are no longer reachable, standard downloads often fail or trigger persistent connection errors. 1. Resolve Server Connection Errors

Squad Updates: Manually updated rosters that reflect current real-world transfers, since official updates are no longer available.

Official Server Status: EA officially shut down the online services for FIFA 16 on February 14, 2023. Any "server fix" you find is intended to enable offline gameplay or use a private/modded server.

In summary, while the official FIFA 16 servers are a thing of the past, the "fix server" zip files represent a grassroots effort to keep the game's community alive. However, players should prioritize security by sourcing these files only from reputable modding communities.