HomeGamesUpdatesPricingMethodology
Steam News12 September 20259mo ago

DEMO UPDATE v0913

Improved mechanics: Implemented network prediction for sprinting and crouching • Now clients won't have a delay and teleports when moving due to ping.

Full notes

Full Backrooms: Facility Unknown update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes4 additions7 changes0 removals
  • Gameplay
  • Server
  • Events
  • UI and audio
  • Performance
changedImproved mechanics:
changedImplemented network prediction for sprinting and crouching • Now clients won't have a delay and teleports when moving due to ping. • We will gradually implement this system for most game interactions to provide smoother gameplay in co-op.
addedPlayer tablet • Added a description for each objective. Now you don't have to guess what to do. • All objective titles have been updated. • Inventory row deleted. • Now, you will not receive a task to blind an entity with a UV flashlight if you have not unlocked it. • Adjusted rewards and removed one meaningless objective.
addedNew stuff added:
changedGenerator fail sfx.
changedOptimization:

Backrooms: Facility Unknown changes

changedImproved mechanics:
changedImplemented network prediction for sprinting and crouching • Now clients won't have a delay and teleports when moving due to ping. • We will gradually implement this system for most game interactions to provide smoother gameplay in co-op.
addedPlayer tablet • Added a description for each objective. Now you don't have to guess what to do. • All objective titles have been updated. • Inventory row deleted. • Now, you will not receive a task to blind an entity with a UV flashlight if you have not unlocked it. • Adjusted rewards and removed one meaningless objective.
addedNew stuff added:
changedGenerator fail sfx.

Improved mechanics:

  • Implemented network prediction for sprinting and crouching

    • Now clients won't have a delay and teleports when moving due to ping.

    • We will gradually implement this system for most game interactions to provide smoother gameplay in co-op.

  • Player tablet

    • Added a description for each objective. Now you don't have to guess what to do.

    • All objective titles have been updated.

    • Inventory row deleted.

    • Now, you will not receive a task to blind an entity with a UV flashlight if you have not unlocked it.

    • Adjusted rewards and removed one meaningless objective.

  • Now you can put items away from your hands.

New stuff added:

  • Computer objective unique interact animation.

  • Generator fail sfx.

  • Minor visual changes.

Optimization:

  • Slightly reduced VRAM usage.

Fixes:

  • Lobby ambient event desync.

  • Random holes in the floor and walls on Level 0.

  • Jukebox effect desync.

  • Bacteria always knew where the player was.

  • Bacteria camping players in hiding places.

  • Delaminating anomalies not being replicated.

New languages added:

  • Polish

  • Portuguese, Brazilian

  • Chinese Simplified

  • Japanese

The above languages have been translated using machine translation, as well as many others already added to the game. Please help us with the translation of the game on our Crowdin

If you encounter any bugs, please report them on our Discord server: https://discord.gg/nxqYKahscG

Source

Steam News / 12 September 2025

Open original post

Changelog.gg summarizes and formats this update. How we read updates.