Steam News31 May 20261mo ago

Hotfix 0.0.1 #9

Fix & Changes: Added a missing interaction outline to the generator cables in the Basement level. Gremlin entities can no longer kill players through walls or other objects.

Full notes

Full Backrooms Lost Unit update

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

What changed

3 fixes2 additions1 change1 removal

Gameplay
UI and audio

fixedFix & Changes:

addedAdded a missing interaction outline to the generator cables in the Basement level.

removedGremlin entities can no longer kill players through walls or other objects.

fixedFixed an issue where the mouse cursor would disappear after opening the Options menu while in Spectator Mode.

fixedFixed missing collision on several walls.

addedAdded a trigger box in Level 0 after the Pitfalls section to wake up the Bacteria entity if players never approach it.

Backrooms Lost Unit changes

fixedFix & Changes:

addedAdded a missing interaction outline to the generator cables in the Basement level.

removedGremlin entities can no longer kill players through walls or other objects.

fixedFixed an issue where the mouse cursor would disappear after opening the Options menu while in Spectator Mode.

fixedFixed missing collision on several walls.

Fix & Changes:

Added a missing interaction outline to the generator cables in the Basement level.
Gremlin entities can no longer kill players through walls or other objects.
Fixed an issue where the mouse cursor would disappear after opening the Options menu while in Spectator Mode.
Fixed missing collision on several walls.
Added a trigger box in Level 0 after the Pitfalls section to wake up the Bacteria entity if players never approach it.

If you experience any issues or crashes, please report them using the Report a Bug tab in the Options menu or contact me on Discord.

Source

Steam News / 31 May 2026

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