Article header image for S.T.A.L.K.E.R. 2 Content Update Sealed Truth, a (14th April 2026)
Patch Notes1 min read

S.T.A.L.K.E.R. 2 Content Update Sealed Truth, a (14th April 2026)

S.T.A.L.K.E.R. 2's Sealed Truth update drops a new questline today alongside some fixes that long-campaign players will appreciate.

Nathan Lees
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A new questline is the headline here. Sealed Truth, which dropped today for S.T.A.L.K.E.R. 2, kicks off when you speak to a character named Diode and sends you into locations built around horrific experiments. GSC Game World is keeping the rewards deliberately vague for now, which I respect, let players find out for themselves.

Beyond the new content, there are two fixes that matter. Mutant overpopulation in long campaigns has been corrected, which is a real quality-of-life improvement for anyone deep into a save; the Zone turning into a non-stop meat grinder wasn't exactly the intended atmosphere. The mission 'Dark as a Dungeon' was also broken for players who'd hit the point of no return, cancelling immediately on trigger, that's fixed now too.

Mod users should note GSC's standing warning: updates can break existing modifications, and if you're seeing performance issues after Sealed Truth, disabling your mods is the first step. Full patch notes below.

Full Patch Notes

Sealed Truth is focused around the new questline. Explore the places of horrific experiments and find the answers. With calculated risks, you can get your hands on… Let’s not get ahead of ourselves.

☢️ What’s new

  • Explore a new questline that starts when you talk to Diode.
  • Fixed an issue causing overpopulation of strong mutant types in long campaigns.
  • Fixed an issue where the mission 'Dark as a Dungeon' would immediately cancel if the player had already reached the point of no return.
  • Added new loading screens.

⚠️ WARNING

The Zone is ever-changing, and a new update can shift Her structure. If you’ve chosen to walk the path with modifications, know this: they may not withstand the latest shifts. If you have performance or stability issues following the release of Sealed Truth, we recommend you to disable your mods. If you continue to experience issues, please visit https://support.stalker2.com/hc for additional troubleshooting steps and assistance.

For more information on how to correctly uninstall modifications, read the dedicated topic:

Thanks for your support and feedback. The Zone keeps improving and evolving. Stay tuned and keep sharing your feedback on our social media. It’s time to put those combat improvements to the test.

Please, if you face an unexpected “anomaly”, that is not supposed to be in the game, report it to our Technical Support Center. Our colleagues will take a closer look at it to annihilate and destroy the danger to the Zone. https://support.stalker2.com/hc

Tags:Patch NotesS.T.A.L.K.E.R. 2
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Written by

Nathan Lees

Gaming journalist and founder of XP Gained. Covering patch notes, breaking news, and updates across 160+ games.

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