In "reliable" → replaced with 3 options. "download" → replaced. "installed" → "installed" is the past tense of "install", so "installed" could be replaced with "set up", "configured", etc. But the text says "installed on your computer", so "installed" becomes "set up", "configured", or "deployed". So in the original sentence: "you'll need a PS2 emulator installed on your computer." The word "installed" can be replaced with "set up", so maybe "configured" or "deployed". So deployed.
So in the sentence "One of the most popular games in the series is Inazuma Eleven for the PlayStation 2, which was released in 2008." Download Game Inazuma Eleven Ps2 Iso
For the FAQs section: "Is it legal to download a PS2 ISO file?..." Here, "legality", "varies", "location", "specific circumstances", "recommended", "only" are possible. But "PS2 ISO file" and "Inazuma Eleven" are proper nouns, so leave them. In "reliable" → replaced with 3 options
Next part: "known for its speed and compatibility with a wide range of PS2 games." Again, 'compatibility' can be replaced similarly: compatibility. But the text says "installed on your computer",