Select the ul.cfg file and click Open. Your entire game list will populate in the main window. Step 2: Editing Game Properties Highlight the game you want to modify from the list.
Ensure that the ul.cfg file is located at the root of your FAT32 USB drive. Best Practices for ul.cfg Management
When you install games to a USB drive or HDD using popular Windows tools like or HDL Dump , the software doesn’t store games as standalone .iso files. Instead, it splits them into fragmented files (usually UL.000 , UL.001 , etc.) and creates a master index file named ul.cfg . This configuration file acts as a database, telling OPL: ulcfg ps2 editor
Though its primary function is managing game ISOs and ART, OPL Manager has a built-in that is second to none. It scans your drive, lists all games, and lets you edit titles and compatibility modes in bulk. It also fixes checksums automatically.
Setting up your game library with the editor is straightforward. Follow this guide to manage your ul.cfg files like a pro. Prerequisites A PC running Windows. Select the ul
The PlayStation 2 remains one of the most celebrated consoles in gaming history. Decades after its release, a passionate community of developers, modders, and retro enthusiasts continues to push the boundaries of what the hardware can do. If you have ever dabbled in PS2 homebrew, softmodding, or loading games via Open PS2 Loader (OPL), you have likely run into compatibility issues, widescreen fragmentation, or custom configuration needs.
When you use USBUtil to install a game larger than 4GB, it splits the ISO into smaller chunks (1GB or less). The ul.cfg file is a database stored at the root of your USB drive that tells OPL: The original game name. The filenames of all split chunks. How to reconstruct the game for gameplay. Ensure that the ul
: This is the most common utility for creating and managing these files.
If you are setting up a fresh OPL setup today using a modern OPL Manager (like the excellent by Jay-Jay), you likely do not need ULCFG. Modern tools handle ISO splitting and artwork downloads automatically with a much better interface.
For the truly technical, you can use a hex editor like HxD and a ULCFG structure map. This is not recommended for beginners.
Newer versions of OPL have better compatibility with USB devices and handled ul.cfg structures.