By default, the game may be set to Japanese. To change the language to English, follow these steps:
| Issue | Likely Cause | Solution | |-------|--------------|----------| | Black screen after boot | Wrong PSP firmware / corrupt ISO | Update CFW; re-patch from clean ISO. | | Japanese text remains | Patch not applied correctly | Ensure you patched the exact correct region (Japan) and version (1.0). | | Slow gameplay on PSP | Memory stick read speed | Use high-speed Sony Memory Stick Pro Duo. | | No commentary audio | Patch stripped audio tracks | Seek a "full" patch (larger file size). | winning eleven 10 psp iso english install