How to Bring Siri AI, or Siri Classic, to Your iPhone in iOS 27

The iOS 27 upgrade doesn’t automatically put Siri AI on your iPhone. You have to enable it, which involves signing up for a waitlist. So if you don’t want Siri AI but want to download the update, there’s a path for that. I’ll walk through all the different scenarios: enabling Siri AI, disabling Siri AI and bringing back the old-fashioned Siri.