, the console automatically recognizes them and rejoins them when you copy the game to the PS3's internal hard drive. Quick Step-by-Step Guide Launch Split4G : Open the split4G.exe file on your Windows PC. Select Source
Since Split4G is a community-developed homebrew tool, it does not have an official "company" website. You can find reliable download links on major homebrew repositories and community wikis: split4g download link for windows