Some mobile "MK9" downloads are actually 2D fighting games built on the MUGEN engine, packaged inside an Android APK file rather than a PPSSPP-compatible ISO.
: Since PPSSPP cannot run games directly from compressed zip or 7z formats, you must use a tool like 7-Zip or ZArchiver to extract the ISO or texture files. Where was the real MK9 released? Mortal Kombat 9 Ppsspp Zip File Download
If you don't have access to a WiFi network, you can create a mobile hotspot from one device and connect the other device to it for local multiplayer. Some mobile "MK9" downloads are actually 2D fighting
: Fake files designed to steal data or force ad clicks. Best Alternatives to Play Mortal Kombat on Mobile 1. PlayStation Vita Emulation (Vita3K) If you don't have access to a WiFi
If you want the classic 90s arcade experience, this official PSP collection is perfect.