Note: For next-gen console owners (PS5 and Xbox Series X), installing this patch natively allows the backward-compatible version of the game to smooth out rendering targets up to a crisp 4K output running at a fluid 60 frames per second. System Requirements for PC (Patched Version)

Beyond the headline story content, Update 1.5.6 introduced several meaningful gameplay improvements:

This article unpacks everything about : what the “patched” version fixes, how to download it on every platform, file sizes, hidden changes, and troubleshooting common errors.

For players diving back into the sun-drenched world of ancient Greece, the (officially designated as Title Update 1.5.6) remains one of the most significant content drops in the game’s post-launch history. Released on December 14, 2021 , this update introduced the highly anticipated Assassin’s Creed Crossover Stories, bringing together the worlds of Odyssey and Valhalla in an unprecedented narrative event. If you’re searching for a way to download this patched version and want to understand everything it includes, this comprehensive guide has you covered.

If the update hasn't started automatically, right-click the game and select or Verify Integrity of Game Files .

Navigate to your and select Assassin's Creed Odyssey .

To begin the "Those Who Are Treasured" questline, players must have completed Chapter 1 and reached Megaris. It is highly recommended, however, to finish the main story first to avoid spoilers and ensure your character is sufficiently leveled for the new challenges.