By default, all software supports multiple file extensions. PCSX2 supports at least 5 different file extensions. The basic files that PCSX2 supports are .ELF. However, not all of the extensions listed on the list are always used to save the effects of work in PCSX2. Very often, files with such extensions are used as source data files used by PCSX2.
PCSX2 can be used to convert file formats between the file extensions listed below. You can open a file with one of the file extensions below via PCSX2 and try to save it in another file format, also supported by PCSX2.