Before we dive into the "how," let’s look at the "why." Most PS2 ISOs are filled with "garbage data" used to fill out the physical disc. CHD strips this away while keeping the data structure intact.

Once you've selected your emulator or device, the next step is configuration. This usually involves pointing the emulator to the location of your CHD files. The specific steps can vary depending on the emulator or device you're using, so referring to the documentation is a good idea.

: Replaces messy multi-file BIN/CUE sets with a single .chd file.

: Merges multiple track files (common in CD-based PS2 games) into one clean entry.

: Emulators decompress data on the fly, meaning you don't have to unzip games before playing. How to Convert PS2 ISOs to CHD To use CHD files, you must first convert your standard ISO or BIN/CUE rips using a tool called (typically found in MAME distribution folders).