14.3
What's New
iOS 14.3 enhances App Clip discoverability through native code scanning and expands HealthKit air-quality support to five countries with localized recommendations. Developers must upgrade to SKAdNetwork signature v2.0 for iOS 14+ attribution postbacks, and MDM policies now restrict Web Clip targeting of Apple applications.
Highlights
- App Clips now launchable via Apple-designed App Clip Codes through Camera or Control Center
- SKAdNetwork signature version 2.0 required for iOS 14+ postback delivery
- Expanded air-quality data coverage with localized health recommendations for five countries
- Air-quality data now available for specific locations in mainland China via QWeather
- Updated air-quality scales for Germany (UBA) and Mexico (ICARS)
Breaking Changes
- TargetApplicationBundleIdentifier in WebClip no longer supports Apple-made apps; non-MDM devices must use Home screen shortcuts instead
- SKAdNetwork v1.0 signatures no longer generate postbacks on iOS 14+, even with advertised app installed