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python -m pip install rom-manager

Since CHD files are compressed, you might need to mount or extract them:

Beyond PCSX2, CHD is supported by DuckStation (PS1), PPSSPP (PSP), Redream (Dreamcast), RetroArch cores, MAME, Batocera, and many other emulation platforms.

Installing PS2 CHD ROMs typically involves converting standard disc images (ISO, BIN/CUE) into the Compressed Hunks of Data (CHD) format to save storage space without losing game quality. Modern emulators like support this format natively, allowing you to run games directly from compressed files. 1. Requirements for Conversion To prepare your PS2 games for installation, you will need: