PS3 Backwards Compatible [A Full Guide] - MiniTool Partition Wizard
Update: So I recently bought a backwards compatible ps3. But it wasn't reading ps2 games so I asked reddit for help and most of the comments said “Replace the Laser Lens,” did
Sony PlayStation 2 PS2 Slim Complete Console Bundle PS1 Backwards Comp — Ogreatgames
Japanese PS2 Backwards Compatibility? : r/gamecollecting