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Early Access Update #3.5: Public Beta for Geared-Up Update

Whisper Mountain Outbreak · Community Announcements · July 08, 2026

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Reporting in, Agents.



The Public Beta Branch: Version 464 is now available for testing, available for both players and Friends' Pass owners.

Here's how you can change the game build to the Beta Branch:



Access the game's properties.




Choose the Game Versions and Betas tab and choose beta game version.





Beta Branch Build Ver.464 Patch Notes


Here are the changes implemented in this beta build:

IMPROVEMENTS & NEW FEATURES

BUG FIXES


The Geared-Up Preview


Here are some sneak peeks of the upcoming update, which will be live next month in August. We are currently testing the bits for the upcoming update, and your help in testing the new beta build would be much appreciated before we put it into the public build!


Below, you’ll find some “found footage” from the B.R.I.M. Support Division.
Find out what's coming soon next month on The Geared-Up Update. Stay tuned!

Utility Items: Hazmat Gear




New Items: Blue Herb




New Map: Hotel De Maan




Rogue Map Update (3 Phase)





The Geared-Up Update showcased in the beta branch showcases new utility items prepared by B.R.I.M. HQ to aid your investigations. Several feature improvements were also implemented to enhance our Agent’s investigative experience. This update will give you more options for approaching the curses of Mount Bisik more tactically.

We want to hear your feedback!


We look forward to you trying the beta branch and giving your feedback. If you encounter any issues or bugs, you can reach out to us on Steam discussions, social media, or the Toge Productions Discord community.

We also have an email and a feedback form where you can directly send your feedback to us.
Email: [email protected]
Feedback form: Whisper Mountain Outbreak Feedback Form

We look forward to your participation!


Thank you for all your support throughout Early Access. There have been plenty of ups and downs along the way, and your feedback and encouragement continue to motivate us to improve Whisper Mountain Outbreak with every update.

We are awaiting your feedback and suggestions after you try out the new beta branch. And we'll see you again when the public build is released!

Join our community and subscribe to our newsletter!


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We will continuously monitor and improve the game in Early Access. Stay updated with us!

Be prepared for the outbreak, agents.
Do keep in touch for a new mission briefing.

Stay sharp, and keep surviving! 🧟‍♂️💥
— B.R.I.M. Support Division


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