The official v1.0.0.1 patch fixes several character-specific issues and gameplay bugs:
This version typically includes waves of additional horses, weapons, music, and scenarios found in the Season Pass. Key Gameplay Systems
Resolved issues where Mitsuhide Akechi's unique Power Attack became a normal attack or failed to defeat enemies. Tadakatsu Honda's Musou Frenzy and Bow-type weapon accuracy were also improved.
Extract the files using a tool like 7-Zip and run the setup.exe to install the base game/update.
Fixed missing voices during Rage Mode transitions and corrected NPC movement path calculations.
Updated drop item settings and fixed story text errors across various scenarios. Installation Guide for CODEX Release