: Try right-clicking the .exe , going to Properties > Compatibility , and selecting "Run as Administrator" or "Compatibility mode for Windows 7." 5. If this is an ARG (Alternate Reality Game)

: This is the core mechanic. If you fail a task or get caught by an enemy, the game doesn't just "end." Instead, your character might lose a limb or gain a scar, and the story continues with those permanent handicaps.

The file is typically associated with a viral Internet Horror/Alternate Reality Game (ARG) or an indie horror game experience . Because these files often appear in creepypasta stories or niche itch.io projects, "Uncanny Valley" usually refers to a psychological horror game or a collection of "cursed" media.

If this is the 2015 survival horror game Uncanny Valley by Cowardly Creations:

: Even if the file is part of an ARG, always run it through VirusTotal to ensure it doesn't contain actual Trojans or miners.