: Place the extracted ISO file into a dedicated folder on your device storage (e.g., PSP/GAME ).
: Use ZArchiver to extract the compressed file (typically .7z or .zip ). If it is a legitimate "highly compressed" file, it will expand into a much larger .iso file. call of duty modern warfare 2 ppsspp iso highly install
Technical Reality and Compatibility It is important to note that Modern Warfare 2 was not officially released as a PSP title; it debuted on PC, Xbox 360, and PlayStation 3. Because of platform differences, a legitimate PSP ISO of Modern Warfare 2 does not exist. Claims offering a “highly install” PPSSPP ISO for Modern Warfare 2 typically involve unofficial ports, fan conversions, or mislabeled files. Such files often suffer from severe compatibility problems, missing content, performance instability, and potential security risks. : Place the extracted ISO file into a