Some fans are already enjoying Assassin’s Creed Odyssey, due to early access garnered from purchasing Gold and Ultimate editions of the game. Everyone else, however, awaits the worldwide launch. Regardless of when you’re able to experience Ubisoft’s depiction of Ancient Greece, there’ll be a 1.4GB day one patch waiting for the PlayStation 4.
In a post on Ubisoft’s official forums page, developer Ubisoft Quebec details what the day one patch entails.
Gameplay Improvements:

Made Lieutenants scale with the player character for both Boarding and Call To Arms
Added “Historical Locations” filter to the World Map
Addressed many ?game breakers? that could happen in specific conditions

Qualitative Improvements:
Increased diversity in haircuts

Technical Improvements:

Reduced loading times in various areas including before flashbacks and dialogues
Reduced occurrence of low-resolution textures on up close NPCs and objects
General improvement to performance and stability

None of the above fixes are jarring; they all seem to be little more than quality of life improvements. Considering that Ubisoft hopes this Assassin’s Creed entry has a year-long lifespan, such improvements will likely become a regular occurrence.
Odyssey’s longevity is tied to Season Pass content, the first batch of which goes live in December 2018. In addition to extra content for Odyssey, the Season Pass also features remastered version of Assassin’s...