We recommend reaching out to the creator of the mod or scenario to see if they can assist you. If you encounter technical issues with a mod or scenario, we are not able to offer technical support. Please note: These are modifications that are made by players and fans, and alter the game's normal behavior.
This free download not only sets a higher limit on buildings, it heavily extends the population cap, modernizes the graphics and sounds, and provides some general. But, for those looking for a fresher, modern Age of Empires III, the Unleashed Mod might be just what you need.
MODS FOR AGE OF EMPIRES 3 ZIP FILE
zip file using Windows Explorer (instructions follow) or other unzipping application.