Build 23349 was a precursor to the major Anniversary Edition (released October 25, 2022), which added the Ottomans and Malians civilizations for free. Age of Empires IV - Patch 23349
This update focused on quality-of-life improvements and technical refinements rather than major content additions:
Enhanced in-game text for better clarity on unit and building stats. Bug Fixes: General stability and performance patches. Technical Context