GitHub - ioistired/ps3-update-dl: Download all updates for a given PS3 game
How to download and install PS3 Firmware for RPCS3 - YouTube
PS3 Game Update Downloader Download: Download updates for your PlayStation 3 video games to sideload them on your console using this lightweight, free and open-source utility
Download PS3 Game Updates! (for RPCS3 & PS3) - YouTube