The file must be in /dev_hdd0/game/PKGI00000/USRDIR/ (for the installed PKGi). If you install PKGi to a different folder (like using a standalone version), the path changes. When in doubt, use the official release from aldostools.
Plug the USB drive into the rightmost USB port of your PS3 (closest to the Blu-ray drive). pkgi ps3 txt
: When refreshing or downloading, PKGi PS3 displays an HTTP-related error. the path changes. When in doubt
: Contains the URLs for the database and settings for your console's region. pkgi ps3 txt