Start with the supported answer

  • It’s approximately 5GB in size on PC and 2GB on PS5 (on PS5 the patch appears as version 1.301.524). — Phantom Blade Zero Day One Update Patch Notes Revealed
  • This page was last edited on 15 October 2026, at 08:51. — Patch Notes | Phantom Blade Zero
  • The update is approximately 5 GB and significantly improves ray tracing and path tracing performance, alongside several bug fixes. — Phantom Blade Zero Day One Update Patch Notes Revealed

Sources: Phantom Blade Zero Day One Update Patch Notes Revealed · Patch Notes | Phantom Blade Zero

Detailed checks from the original evidence

  • Patch Notes for Phantom Blade Zero is a collection of major and minor updates, game upgrades, and hotfixes released by the developers for various reasons, including gameplay improvement. — Patch Notes | Phantom Blade Zero

Sources: Phantom Blade Zero Day One Update Patch Notes Revealed · Patch Notes | Phantom Blade Zero

Scope and unresolved details

  • The page does not invent a complete changelog or a PC build number that the collected sources do not establish.
  • This page reflects launch-period sources checked on 30 October 2026. A later patch can change exact values, menus or quest availability.

Launch patch and version scope

  • The official launch letter describes a day-one download of approximately 5 GB on PC.
  • S-GAME described the day-one update as improving ray-tracing and path-tracing performance and fixing several bugs; preloaded copies needed it before launch, while fresh downloads included it.
  • No complete official changelog, PC build number, or later hotfix list appears in the sources checked for this page. Do not treat an individual media summary as the entire patch history.

Sources: SteamDB — Reason and Madness patch record · S-GAME — Reason and Madness launch letter

A straw-hatted warrior crosses a rain-soaked bridge toward distant mountains and buildings in Phantom Blade Zero.
Steam store screenshot · visual context only.

Sources & scope