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Backrooms 99 — patch notes and updates

Stored observation / content update:

Dated developer announcements recorded from Steam. Open the source for the complete update.

UpdateDateExcerpt / source
Backrooms 99 at Steam Next Fest: October 2026!2026-10-07I am excited to announce that Backrooms 99 will be participating in the upcoming Steam Next Fest: October 2026! If you enjoy your time in the Backrooms, please consider adding the game to your Wishlist. It helps me out a lot! The free demo is already live. You can download and play the demo right now on game store page.