due to significant security risks and game performance issues. Authentic versions of the game typically require over of storage space. Rockstar Games Why Avoid "Highly Compressed" Downloads? Security Risks
To run the game properly, your PC must meet the following official specifications from Rockstar Support : grand theft auto 5 pc download highly compressed
: Some community "repacks" compress the game to 35GB–60GB . These use better compression algorithms like LZMA but still require the full 100GB+ of space once they are "unpacked" on your PC. System Requirements for GTA 5 PC due to significant security risks and game performance