Step 1: Download PS2 Emulator: PCSX2 from tinyurl.com/hezbtaw
Step 2: Install
step 3: If it asks for bios file download BIOS file from here: tinyurl.com/hrdwna9
Step 4: Make sure the emulator is working fine.
Step 5: download PS2 ISOS from http://ppssppgamers.blogspot.in/2016/02/playstation-2-games-iso.html
Enjoy playing PlayStation 2 games on your PC!
