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iOS 18 iOS 26 iOS Updates Android iOS 26 Features iPhone Apple Devices Apple iOS Features Battery Life Live Activities Updates Apple Ecosystem iPhone User Experience App Store App Store Policies iOS 17.5 Update iOS 18 AI Features Legacy Support Wi-Fi Connectivity Latest iOS Version Updates Device Compatibility iOS 19 Call Features Customer Loyalty iOS History iOS Versions iPhone Compatibility iOS 17 Privacy and Security Features Cross-Platform Compatibility EU-Specific Features User Experience Enhancements iOS 17.4 iOS Bug App Marketplaces iOS 18 Features

Apple Publishes Fix for iOS 26 iMessage Activation Failure

The company says duplicate inactive SIM entries are blocking phone‑number activation for some iPhones.