To understand the JB Folder format, one must first understand the history of the PS3 hacking scene. "JB" stands for . In the early days of PS3 custom firmware (CFW), hackers discovered a way to manipulate the console into playing games directly from the hard drive without the need for a physical disc.
If the game has a file larger than 4GB, split it (e.g., using PS3 Splitter ) or convert to ISO and use NTFS USB.
First, let’s break down the terminology.
High; involves simple "drag and drop" into the GAMES folder on the internal or external HDD.
Downloading copyrighted games you do not own is illegal in most jurisdictions. This article is for educational purposes regarding backups of games you legally own. Proceed at your own risk.