STALKER 2 Patch Update 1.3 Bringing major changes to improve gaming comfort, this update brings more than 1,200 changes designed to improve the gaming experience. This update is available on all platforms, both Xbox nor PC, and comes with a variety of significant improvements, ranging from smarter AI, technical improvements, to better gameplay balance.

Since its release in late 2024, STALKER 2 has a number of technical issues that detract from the gaming experience. However, GSC Game World has been working hard throughout 2025 to fix this. With STALKER 2 Patch Update 1.3, it is hoped that this open-world shooter game will be even more solid and fun to play. Here are the details of the changes coming in STALKER 2 Patch Update 1.3 .

AI Improvements and Enhancements

One of the main aspects improved in this update is Artificial Intelligence (AI), which is more responsive, especially in enemy movement and interaction with the environment. Some important improvements include:

• Mutants now move more fluidly when fighting, providing a more realistic combat experience.
• NPCs are now more sensitive to the sound of footsteps, increasing their awareness of the player's presence.
• Mutants have more tactical ambush behavior, especially when players hide behind or on property.
• Fixed a bug that previously prevented mutants from attacking other NPCs while the player was in the safe zone.

With this update, you will experience a greater challenge in facing AI, making the gameplay more dynamic and thrilling.

Technical Updates

In the technical sector, GSC Game World has made various updates to increase immersion in the game, both in terms of visuals and audio. Here are some of the major technical improvements in STALKER 2 Patch Update 1.3:

• Additional animation: NPC facial animations in the main path are now more animated, and some NPCs get additional idle animations when carrying weapons.
• More realistic audio: Mutants now have clearer sound effects based on their environment, and sound positioning has been corrected to be more accurate.
• Improved visual effects: Several new visual effects added, such as VFX for animals and more detailed visual anomalies.
• Improvements to lighting: The light from your flashlight now produces more realistic shadows, as well as increasing the intensity of NPC light at night to make visibility easier.
• Additional gameplay features: There is now an option to change the melee weapon attack button in the control settings, as well as improvements to NPC movement to make it more natural.

This update aims to improve the overall quality of the game, making it more immersive and visually and auditively engaging.

Bugs, Crashes and Performance Fixes

In addition to gameplay and technical improvements, STALKER 2 Patch Update 1.3 also brings major improvements in terms of bugs, crashes and game performance. Here are some of the most significant improvements:

• Fixed a bug that caused players to lose access to the sprint feature after certain moves.
• Addressed a bug that caused some blind ghost dogs to have inaccurate tracks.
• Fixed a crash resulting from NPC zombification.
• Addressed an issue where players could become trapped inside the Ranger Station.
• Fixed a bug that caused the HUD to become transparent after closing inventory or cutscenes.
• Addressed an issue with memory leaking when opening inventory or loot in certain locations.
• Fixed an issue where NPCs were stuck in one place and hindering player movement.
• Improved UI stability, including visual bug fixes and localization of missing text.
• Fixed nearly 100 EXCEPTION_ACCESS_VIOLATION errors that caused crashes.

With these various improvements, players can now enjoy a more stable gaming experience, minimal crashes, and free from annoying bugs.

Balance Adjustments

In addition to performance improvements and bug fixes, this update also brings various balance changes to provide a fairer gaming experience. Some of the key changes include:

Artifact Adjustment

• Strange Water: Reduced radiation protection.
• Strange Bean: Bleeding degeneration rate increased, slowing healing with equipped artifacts.
• Strange Flower: The odor reduction effect is strengthened.
• Strange Ball: Increases stamina as well as the maximum weight of the artifact, but the effect of increasing the weight when fired is slowed.
• Weird Kettle: Food debuffs are now specific to certain food types.
• Non-Stop limited edition energy drink now has additional effects when used with Weird Kettle.

Gameplay Adjustments

• The frequency of A-life meetings has been slightly reduced to be more balanced.
• Armor battle now has weaker anomaly protection, while armor science get increased protection.
• The damage from different anomalies has been slightly changed to increase the challenge.
• Damage from destructible explosive objects is now increased.
• Unique weapons found during missions now have better durability.

With these changes, STALKER 2's gameplay now feels more balanced and challenging, providing a more strategic and realistic gaming experience.

STALKER 2 Patch Update 1.3 brings a variety of major improvements that further enhance the gaming experience. From AI improvements, bug and performance fixes, to better gameplay balance, this update shows GSC Game World's commitment to providing the best experience for players.

With more than 1,200 changes coming, this update is expected to make STALKER 2 more stable, immersive and fun to play. If you haven't downloaded this update yet, update your game immediately and experience the difference for yourself.

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