Connect your PC and PS3 to the same router via Ethernet. Use FileZilla to move games directly into the dev_hdd0/GAMES (for folders) or dev_hdd0/PS3ISO (for ISOs) directory.
To help you get started with your , I can provide more specific details if you'd like. A guide on converting Folder games to ISO ? How to set up a 1fichier account for faster speeds? 1fichier ps3 games
Files stay active longer than on other platforms. Connect your PC and PS3 to the same router via Ethernet