No. The only official Mortal Kombat title released for the PSP was Mortal Kombat: Unchained . The "MK11 PPSSPP" files you find online are typically total conversion mods Mortal Kombat: Unchained
Most files labeled "MK11 PPSSPP ISO Highly Compressed" are usually one of three things: mortal kombat 11 ppsspp iso file download highly compressed
These fan-made "Ultimate Edition" mods aim to replicate the aesthetic and roster of the console game within the limits of the PSP hardware: mortal kombat 11 ppsspp iso file download highly compressed