High-definition texture mods can be installed to replace original game assets with sharper, modern visuals when playing via emulation.
Set Renderer to Vulkan or Direct3D 12 for the best performance. Resolution: Increase upscaling to to sharpen the graphics.
Mortal Kombat: Shaolin Monks is notoriously demanding on emulators. Use these settings in PCSX2 to fix common graphical glitches:
Since an official remaster hasn't been released, there is no single "updated version" file to download. Instead, the "updated" experience is created by playing the original game on an emulator and applying a wide variety of fan-made updates. These enhancements can dramatically improve the game beyond its original 2005 console limitations.