How to Fix This Application Requires iOS 17 or Later

Are you trying to download or update an app on your iPhone or iPad, but are getting this error: "This app requires iOS 17.0 or later"? This guide walks you through practical steps to fix this problem. Whether your device doesn't support iOS 15,16 or 17 or you're completely behind on updates, we'll help you understand what the problem is and how to fix it — whether that means updating your iOS, using an older version of the app, or finding an alternative.