These are the patch notes for the 1.1 Update. This should fix any current issues you may have with the game

SINGLEPLAYER FIXES

Bug Fixes
-Localization Fixes
-Fixed mismatch with "Examine" and "Use"
-Changed "Utilization" to "Use"
-Fixed Duplicate Items, with one being blurry
-Fix a softlock with the Closet Door
-Fixed a barrier not being placed properly
-Fixed many saving issues
-Fixed saving corruption
-Fixed another player spawning if you Loaded Save
-Fixed items in TV Room disappearing
-Fixed last door Collison
-Fixed Item consistency on saves
-Fixed elevator hardlock
-Fixed saves happening multiple times
-Removed wrong triggers
-Removed some clutter in the second room.

MP FIXES

-Fully synced AI
-Fix errors with the US region
-Improved Range of proximity voice chat
-Fixed the fourth Player not being able to play
-Fixed the player character

If you don't see an update on your game, close Steam fully and re-open it again.
Thank you all for being patient with the bugs.