Keep in mind that these resources may not provide a comprehensive or definitive understanding of the PS3 .pkg file format, as the official documentation is not publicly available.
If you can transfer files via FTP or file manager: ps3 pkg files
– Re-download PKG; ensure it's fully transferred; try different USB. Keep in mind that these resources may not
Game backups (folder format or ISO) are not PKG files — they require loaders like multiMAN. ensure it's fully transferred