@echo off for %%i in (*.iso) do chdman createcd -i "%%i" -o "%%~ni.chd" for %%i in (*.cue) do chdman createcd -i "%%i" -o "%%~ni.chd" pause Use code with caution.
Many preservationists have already done the hard work for you. You can find "Redump" collections—vetted, high-quality rips—pre-converted to CHD on platforms like the Internet Archive Notable Repositories: What is the best file type for ps2 roms?
Right-click inside your game folder, select , and choose Text Document .
Transitioning to a collection is the best move for any serious digital archivist. You get the exact same performance and visual fidelity as an ISO, but with half the storage footprint. Whether you are running a massive PC rig or a portable emulator, CHD is the ultimate format for the 128-bit era.
ps2-redump-usa-chd-part-G : Free Download, Borrow, and Streaming