Device: iPhone 13 OS Version: iOS 26.4, iOS 26.5 Summary: The Settings app crashes when accessing the Sandbox account management screen in Developer Settings while the device is offline. Steps to Reproduce: Enable Developer Mode on the device Disconnect from the internet (Wi-Fi and cellular off) Go to Settings → Developer Ensure a Sandbox account is signed in Tap on "Sandbox" Tap on "Manage" Expected Result: The system should either: Open the Sandbox management screen, or Show an error indicating no internet connection Actual Result: The Settings app crashes immediately after tapping "Manage". Reproducibility: Always (100%) when offline Additional Notes: Issue observed on iOS 26.4 and iOS 26.5 Does not occur on iOS 18 May also be present in other iOS 26.x versions Does not occur when the device has an active internet connection