For : Use 7-Zip . Right-click your ISO, select 7-Zip > Add to archive , and set the format to gzip with "Ultra" compression.
: Very rarely, a specific game may glitch or fail to boot in a compressed format (though this is increasingly rare in recent PCSX2 updates Harder to Mod pcsx2 games highly compressed work
If you are looking for highly compressed games that actually work and maintain quality, follow these steps: Use CHD Format For : Use 7-Zip
is true if by "highly compressed" you mean CHD with a 40-70% reduction . It is false if you mean "200MB final file size." It is false if you mean "200MB final file size
This is a classic sign of a bad "RIP" download. The video file the game is looking for does not exist. You must source a clean, full-size ISO or a proper lossless CHD.
Do highly compressed PCSX2 games work? If they are legitimate .7z archives or natively compressed .chd / .cso files made from clean dumps,
The format is currently the gold standard for PS2 emulation. It compresses the game files without losing a single byte of data (lossless compression), and PCSX2 can read it directly without extracting it first. How to convert ISO to CHD: