If no servers appear, check that your iw4x.conf file points to a valid master server address (e.g., master.iw4x.xyz ). Some older builds require updating the master server URL manually.

Select a server and press (or right-click). You will see:

When you launch IW4X, the client automatically fetches the latest server list from community-maintained master servers. As of 2026, dozens of servers remain active worldwide — from vanilla TDM lobbies to modded "Bot Warfare" or "All or Nothing" game modes.

: Using the latest launcher often fixes visibility issues by pointing the game to the current master server. Direct Connect

: Open your client and select "Join Game" from the main menu.

Press the tilde key ( ~ ) to open the developer console. Type:

The primary goal of IW4x was to recreate the experience of the Xbox 360 and PlayStation 3 versions on PC, while adding features that the PC port notoriously lacked. Most notably, IW4x introduced . Unlike the peer-to-peer (P2P) listen servers used in the vanilla Steam version—where the host’s connection quality often ruined the match—IW4x allows players to host and join stable, low-latency servers.