Depending on your platform, these files are usually moved to specific "Custom Maps" or "Mod" directories:
If the zip is a custom map, it requires a CustomMapCodeNames.txt file in the destination folder to list the map's unique code so it appears in the game menu. Installation and Technical Handling File: Firefight.zip ...
A file named mod.txt is essential for the game to recognize the archive as a valid modification. It defines settings such as active nationalities, available equipment, and specific credit values for a scenario. Depending on your platform, these files are usually
Typically located in C:\Users\ \AppData\Roaming\Sean OConnors Games\Firefight\Custom Maps\ or the main installation folder alongside Firefight.exe . Depending on your platform
A folder (often named mod or the map's 4-letter code) containing subdirectories like Data , Images , or Sound that mirror the main game's directory structure.