A CFW like 4.21 is essential for running custom PKGs. Ensure you have it installed.
Before you start, make sure you have these tools downloaded on your PC: (PS2 version). custom pkg file for ps3 ps2 classics 4 21 bully
: The primary tool for encryption and package building, developed by Aldo Vargas. A CFW like 4
If you just want to run Bully without a PKG: custom pkg file for ps3 ps2 classics 4 21 bully
: Find a high-quality ICON0.PNG (the game icon) and PIC1.PNG (the background image) for Bully online. Load these into the GUI.