You need a PSP running Custom Firmware (CFW) such as PRO or LME. Alternatively, you can use PPSSPP , the premier PSP emulator available for Android, iOS, Windows, and macOS.
Launch PES 2014. The game will automatically load the English language assets from the savedata or texture folder. Method 2: ISO Patching (For Permanent Changes) pes 2014 psp english language patch
The original, unmodified game file corresponding to the specific patch version (usually the Japanese or European ID). You need a PSP running Custom Firmware (CFW)