Adjust screen ratios and button mapping via the PSP home menu.

Highly recommended for this specific title. It allows you to select older versions of the built-in PS1 emulator (POPS) to fix crashes or video issues. 2. Conversion Process

Jackie Chan Stuntmaster : Playing the PS1 Classic on PSP Jackie Chan Stuntmaster

PBP files, on the other hand, are a type of package file used by the PSP to distribute and install games and other content. PBP files contain all the necessary data for a game or application, including the executable code, graphics, and sound files.

Which of those would you like?