To play the game safely, you should use official platforms like the Rockstar Games Launcher Epic Games Store Bajaj Finserv Official Requirement Storage Space ~72 GB to 100+ GB Minimum OS Windows 10 64-bit Minimum RAM Real Compression Specialized mods have reached , but with extreme graphics loss. GTA 5 system requirements 2026 - PCGameBenchmark PCGameBenchmark GTA 5: Download Size & System Requirements (2026) | 1v9

A 128GB USB 3.0 drive costs roughly $20. Install the game directly to the external drive. This is safer and cheaper than repairing a virus-infected PC.

Standard compression (like .zip or .rar) can typically reduce a game's size by about 40-60% if the data is ideal. Compressing 100GB down to 100MB would require a 1000:1 ratio, which is technologically impossible for playable game data.