Why iOS 27 slows down even the new iPhone 18 Pro at first

All iPhones are slower than you'd expect when they are new or when you've updated iOS, and Indexing is generally the culprit. Here's exactly what's happening and what you can do about it. While indexing is continuing, you'll see "Optimising Search and Siri"…

Preview courtesy of AppleInsider. The full article opens on their site.