Hello, everyone! Here's a small guide on how to fix the game not properly booting up. If this works for you, please let us know in the comments!


1. Open your Game Library

2. Navigate to the Inside the Backrooms game

3. Right click the game > Manage > Browse local files

4. Right click the Inside the Backrooms.exe > Properties

5. Open tab Compatability > tick "Run this program in compatability mode for" >  choose Windows 7

6. Your game should now work.

IMPORTANT NOTICE:
While this solution may work for a majority of people, it still may not work for you.