You may be wondering, "Is iOS 18 available for iPhone 11?" As luck would have it, if you have an iPhone 11, your device does, indeed, make the cut for iOS 18.
Of course, iOS 18 is available for newer devices like the iPhone 15, 14, and 13 and 12 series. However, phones like the iPhone 11 series, the iPhone Xs, iPhone Xs Max, iPhone XR are getting iOS 18 support, too. Plus, if you have an iPhone SE, you can upgrade to iOS 18 — but only if you have the second-generation model or newer.
Still...