(disc image) of this software today is primarily done through emulation or soft-modded hardware like FreeMcBoot Overview of Xploder V4
One reason the specifically is sought after involves code compatibility. The PS2 cheat scene was fragmented. There were Action Replay (AR2) codes, CodeBreaker codes, and Xploder codes. While conversion tools existed, they were often hit-or-miss.
An ISO file is a digital archive of a disc. It contains an exact copy of the data found on a physical CD or DVD. When users search for "Xploder V4 PS2 ISO," they are typically looking for a digital backup of the cheat disc that can be used in one of two ways:
If PCSX2 freezes during the swap, switch your CDVD plugin to "No Disc" before selecting the game ISO, or use the "Fast Boot" option in Nightly builds.