Software such as xdelta UI or Lunar IPS (depending on the file type provided by the translation team).

Extract the contents of the .zip or .rar archive using an extraction utility like WinRAR or 7-Zip. You will find a file named something similar to Digimon_Adventure_En_Patch_v1.0.xdelta . Step 3: Patch the ISO File

Text rendering issues are usually caused by an outdated emulator build or incompatible graphic backends. Update your PPSSPP software to the absolute latest stable release and switch your graphics engine from OpenGL to Vulkan (or vice versa) in the main configuration panel.