Look for the file named exactly: USBUtil_v2.1_Setup.zip . Avoid "USBUtil 2.1 Pro" or "USBUtil 2024" – these are often fake.
While newer versions and forks exist (like USBUtil 2.2 or 2.3 Beta), is widely considered the most stable release. It offers a clean interface, reliable fragmentation handling, and native support for the .usb file format that older PS2 USB loaders required. It remains the most recommended version in forums like PSX-Scene and Reddit’s r/ps2homebrew. USBUtil v2.1 PS2 setup free
Have you tried USBUtil recently? Which games run surprisingly well on your PS2 via USB? Let us know in the comments. Look for the file named exactly: USBUtil_v2