Do not download a sketchy "CHD converter." Go to the official MAME development page and download mame-tools.zip (or chdman.exe standalone).
Download the latest MAME binaries from the official site. You only need chdman.exe . Place it in a folder (e.g., C:\psx_chd ). epsxe chd files
ePSXe served us well for two decades. But file formats evolve. By converting your collection to CHD, you aren't losing data—you're compressing it for the next generation of emulators. Do not download a sketchy "CHD converter