Some mods may require additional steps if they include texture packs or other files that change the core gameplay. If you have not modded your game in the past, it will be set to native by default.
Navigate to the following file path from your steam directory: /steamapps/common/Mount and Blade Warband/Modules.Extract the mod folder from the compressed file.From this point the steps are as follows: I will assume you know how to find the mod (or follow one of the links below to the mod location) and download it. For those of you who may be new to modifying games, the directions are pretty simple. Installing mods for Warbands is pretty easy for anyone who has modded a game before.