If PKGi refuses to connect directly on the PS3, use your PC as a middleman.
Pkgi-ps3 is an open-source tool inspired by the PS Vita version. It works by reading a database (usually a .txt file) that contains links to PlayStation Network (PSN) content. Users with or PS3HEN use it to manage downloads without needing a PC. The "Exclusive Fix" Context pkgi ps3 fix exclusive