To convert all ISOs in a folder at once, create a .bat file with:
for %%i in (*.iso) do chdman createcd -i "%%i" -o "%%~ni.chd"
Important: Always keep your original ISOs until you test the CHD in an emulator. ps2 chd roms
| Emulator | CHD support | Notes | |----------|-------------|-------| | PCSX2 (Nightly/1.7+) | ✅ Full | Load CHD directly like an ISO. | | AetherSX2 (Android) | ✅ Full | Works on mobile. | | Play! | ⚠️ Partial | Some builds work, not guaranteed. | | Older PCSX2 (1.6) | ❌ No | Use newer nightly builds. | To convert all ISOs in a folder at once, create a
Do not rename
.chdto.iso– it won’t work. Emulators must explicitly support CHD. Important: Always keep your original ISOs until you
Solution: This is rarely CHD-related. Adjust your emulation settings:
The adoption of CHD has been rapid because modern emulators are built to handle it.
"Compression and Preservation: An Analysis of CHD Format for PlayStation 2 ROMs"