I have in one day put together a new content update for STRANGER!
Here are the full patch notes:
MAJOR:
-Removed the small amount of light left when lights off on map 1-Map 1 now significantly darker when light-offs
-New Game over screen
-New "Extreme Difficulty" Cutscene after surviving
-Changed AI behavior slightly
-Added flickering light - map 2
-Reworked Map 2 light layout rework
-Added Flashlight Lag Enable/Disable Option
-Added Game Settings Menu
-Redesigned Lighting on Family Home Map
-Adjusted collisions on Family Home
-Added New Sound Effects
-Increase Knocking Sound Effect Volume
-Changed Easy level to training
-Reduced difficulty significantly on easy level (training)

Image shows lighting rework on map #2 and flickering light.
BUG FIXES/MINOR CHANGES:
-Fixed STRANGER not turning off lights on map 2
-Small bug fixes
-Temporarily Removed Vsync Option to debug issues
Changed files in this update