Extreme compression (from 20 GB down to 573 MB) often involves removing essential assets like high-quality textures, audio, or cutscenes, which can lead to game crashes or a severely degraded experience. Many such files also pose a high risk of malware. Officially available on PC via the System Requirements
Use the latest version of WinRAR or 7-Zip to extract the setup files to a dedicated folder.
The official Battlefield 3 Steam Store Page states that the game requires .
: Known repackers (e.g., FitGirl) typically compress the game to approximately 10–13 GB
Despite thousands of online searches and matching articles for " Battlefield 3 highly compressed PC games 573 MB updated," it is impossible to compress a legitimate, fully functional version of this AAA game down to 573 MB. Downloading such files poses severe security risks to your computer. Why 573 MB is Impossible