New 64-bit requirement for watchOS apps

What changed

Beginning April 2026, watchOS apps uploaded to App Store Connect must also include 64-bit support and be built with the watchOS 26 SDK. To enable 64-bit support in your project, we recommend using the default Xcode buil…

Why it matters for App Store teams

Check the required SDK or build version against your next submission and CI configuration. Assign a test build before the effective date stated by Apple.

Recommended follow-up

1. Read Apple's original “New 64-bit requirement for watchOS apps” announcement and record the affected platforms, storefronts and any effective date.
2. Check the required SDK or build version against your next submission and CI configuration. Assign a test build before the effective date stated by Apple.
3. Assign an owner, record the baseline and verify the affected flow. Treat subsequent ranking or rating changes as observations, not proof that this announcement caused them.