ZSO files can significantly shrink large ISOs, allowing you to store more games on smaller memory sticks or SD cards.
While many generic ISO tools like PowerISO or ImgBurn handle standard image tasks, specialized homebrew tools are required for ZSO: iso to zso converter
Games in ZSO format do not need to be extracted before playing; homebrew tools like Open PS2 Loader (OPL) or ARK-4 for PSP can read them directly. Popular ISO to ZSO Converters ZSO files can significantly shrink large ISOs, allowing