PCSX2 free download works by emulating the hardware of PS2 by utilising various tools like recompilers and MIPS CPU interpreters. In fact, it offers several improvements in the original gameplay, including an option to change the resolution based on your preference. It brings the PS2 experience to your desktop and offers high-end graphics and sound. PCSX2 is an open-source emulator that lets users perform PlayStation 2 (PS2) video games on their Windows computer.