Notably, to run PCSX2 smoothly on your Computer, you should have a copy of the PS2 Bios ROM that can’t be downloaded from the developer’s site due to copyright issues.
The PS2 Bios file is a blessing for people who don’t have PlayStation 2 console. Once you have successfully downloaded the PS2 bios file, you would not need a retro console to play the Sony PlayStation game on Windows, Linux, and macOS. If you want to play PS2 games on a PC, make sure to download PlayStation 2 Bios file from a safe website. PS2 Bios is a mandatory file to play PlayStation 2 games on PC and Mobile.