The Witcher 3: Wild Hunt is a 2015 action role-playing game developed and published by CD Projekt. It is the sequel to the 2011 game The Witcher 2: Assassins of Kings and the third game in The Witcher video game series played in an open world with a third-person perspective. The games follow The Witcher series of fantasy novels written by Andrzej Sapkowski. The game is receiving a new update today, focusing on fixes, improvements, and adjustments. Let’s dive deep into The Witcher 3: Wild Hunt 4.02 update patch notes.
The Witcher 3: Wild Hunt Update 4.02 Patch Notes

Patch 4.02 for The Witcher 3: Wild Hunt is now available! Among various fixes, it also improves the overall stability and performance of the game.
Below you can find a list of the most notable changes for this update:
PC-SPECIFIC
- Improved CPU core utilization in the DX 12 version.
- Restored horizon-based ambient occlusion. Players who had previously turned Ambient Occlusion off will need to do so again. You can find it in Options → Video → Graphics.
- Fixed an issue where the “My Rewards” section was not localized in REDlauncher.
- Fixed an issue with a flickering landscape in Toussaint that occurred when NVIDIA HairWorks was disabled.
- Fixed an issue related to particle optimization, which could result in temporary stuttering.
VISUAL – The Witcher 3: Wild Hunt Update 4.02 Patch Notes
- Improved immersion of water appearance by adding refraction to SSR and ray-traced reflections.
- Fixed a visual issue with brick textures where black artifacts covered stone arches.
- Added a Motion Blur slider. It can be found in Options → Video → Graphics.
QUESTS & GAMEPLAY
- Battle Preparations – Fixed the lack of a dialogue option that would progress the quest during the objective “Let Avallac’h know everything’s ready.”
- Reason of State – Fixed an issue where the door to the warehouse could become permanently locked if the player knocked, entered, and then immediately left the building.
- Scavenger Hunt: Cat School Gear Upgrade Diagrams Part 1 – Fixed an issue where the quest could stay active even after the diagrams were looted.
- Fixed an issue where trying to start a New Game+ on an incompatible save would block the player from starting the expansions in standalone mode until the game was restarted.
LOCALIZATION
- Fixed an issue with the Korean localization of Ciri’s and Geralt’s Gwent card descriptions.
- Fixed punctuation issues in Arabic localization.
- Updated Traditional Chinese font.
Please note: these are only the most notable changes. The patch contains other minor fixes that didn’t make it onto this list.