-
Obtain the custom map files (usually
.vpkformat) from a reputable source. -
Upload the
.vpkfiles into the left4dead/addons folder using either the File Manager in TCAdmin2 or your preferred FTP client. -
In your server.cfg, confirm
sv_consistencyis set appropriately (oftensv_consistency 0) if you want to allow custom content without compatibility issues. -
If you need to start the server on a custom map, adjust your server.cfg or use the Command Line Parameters feature in TCAdmin2 to specify the new map in the startup command.
