If you want to play classic PlayStation 1 (PS1) games on a PlayStation Portable (PSP) or PlayStation Vita, you will quickly discover that standard disc images do not work natively. Sony’s handheld consoles require PS1 games to be packaged in a specific format known as PBP.
Open the PSP storage and navigate to the PSP folder, then open the GAME folder. bin to pbp converter
If a converted PBP fails to load, several factors may be at play. Ensure your compression level isn't too high—some emulators struggle with Level 9 compression. Additionally, verify that your source BIN/CUE is cleanly dumped. As noted in forums, some games simply may not work well in PBP format, in which case reverting to BIN/CUE or CHD may be necessary. If you want to play classic PlayStation 1