In the same System menu, find I/O timing method and change it to Host or Simulate UMD delays . Key Features of the MW2 PPSSPP Modification
If the game logs a black screen immediately after booting, it is usually caused by an incorrect rendering backend or a corrupted save file.
Since an official port does not exist, developers in the modding community take the engine of Call of Duty: Roads to Victory (the only official PSP COD game) or homebrew engines like Quake PSP and overhaul them. They inject textures, weapons, maps, and audio assets directly from Modern Warfare 2 .
Always use an active antivirus program when downloading compressed archives.
Disclaimer: "Call of Duty: Modern Warfare 2" was never officially released on the PSP by Activision. Downloads categorized under this title are fan-made modifications, texture packs, or total conversions of existing PSP military shooters like Call of Duty: Roads to Victory or Medal of Honor. Ensure you own the original titles before downloading community-made ISO configurations.
Double-check that your downloaded texture pack files are placed in the exact directory path: Internal Storage/PSP/TEXTURES/[GameID] . The Game ID must match the specific base region of the ISO (e.g., ULUS10025). Important Safety and Legal Notice
The or behavior you are seeing (e.g., freezing, black screen, or low FPS)