USB is not formatted to FAT32 or uses GPT partition styling.
A: No. As confirmed by the official Sony description, rebuilding the database does not delete your saved data, games, or trophies. It only clears things like messages, playlists, and video thumbnails. ps3 kdw rebuild database pkg upd
Broken system update loop caused by bad custom firmware configuration. USB is not formatted to FAT32 or uses GPT partition styling