If you are installing this specific version, these were the headline features:
A "split" RAR archive. Part 04 is useless on its own; you need all other parts (Part 01, 02, 03, etc.) in the same folder to extract the game files. age-of-empires-iv-v5-0-24916-0-part04-rar
This version introduced the highly requested feature to see all units currently being "drafted" (trained) across all buildings in a single UI element. 📈 Major Changes in v5.0.24916.0 If you are installing this specific version, these
The first time players could climb from Bronze to Conqueror. age-of-empires-iv-v5-0-24916-0-part04-rar