Release appearance
watchOS 26.6 Public
Recorded context
About this appearance
The public watchOS 26.6 release was a compact HealthKit, StoreKit, and security maintenance update.
- Date
- Jul 27, 2026
- Availability
- available
- Revision
- No
- Build
23U67
Chronology evidence
Appearance sources
These sources support the recorded date, channel, or availability. A researched release-notes article has not been added.
- watchOS 26.6 Release Notes
Apple Developer · 2026-07-29 · HealthKit — Resolved Issues
- watchOS 26.6 Release Notes
Apple Developer · 2026-07-29 · StoreKit — Resolved Issues
- watchOS 26.6 (23U67)
Apple Developer · 2026-07-29 · watchOS 26.6; build 23U67
- About watchOS 26 Updates
Apple Support · 2026-07-29 · watchOS 26.6
- About the Security Content of watchOS 26.6
Apple Support · 2026-07-29
Release changes
Changed in this release
Features, fixes, removals, and regressions first observed in this release record.
bugFix · fixed
Overlapping-sample HealthKit average fix
A HealthKit calculation error that could produce unusually high weighted averages for overlapping samples was corrected.
- [1] watchOS 26.6 Release Notes · HealthKit — Resolved Issues
bugFix · fixed
Blood-pressure HealthKit authorization fix
The missing authorization prompt for systolic and diastolic blood-pressure quantity types was fixed.
- [1] watchOS 26.6 Release Notes · HealthKit — Resolved Issues
security · fixed
Reliability and security maintenance
The consumer and security records describe general bug and security work without claiming additional undocumented feature changes.
bugFix · fixed
StoreKit Simulator session connection fix
The release fixed Simulator test actions that failed because SKTestSession did not connect to the test environment.
- [1] watchOS 26.6 Release Notes · StoreKit — Resolved Issues