Advanced compression algorithms (like LZMA or KGB) significantly reduce the installer size, making it faster to download over slow internet connections.
The most common and severe risk of downloading any software repack, especially from an unofficial source, is . Because repacks are created by anonymous third parties, they are a favorite vector for hackers to distribute malicious software. arcon download repack link
Once you have verified the safety of your ArCon repack archive, follow these generalized steps to ensure a smooth installation process: especially from an unofficial source