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watchOS 27.0 Beta 8

Full article
Developer beta

Recorded context

About this appearance

Apple released watchOS 27.0 developer beta 8 on August 31, 2026 as build 24R5360a, seven days after beta 7.

Date
Aug 31, 2026
Availability
available
Revision
No

Release notes

What changed

Original editorial synthesis. Linked references appear with the claims they support and in the source ledger.

Apple released watchOS 27.0 developer beta 8 on August 31, 2026 as build 24R5360a.[1]

The numeric portion advanced by two from beta 7 build 24R5358a after a seven day interval. At review time, the same-day Public Beta 6 reports covered four other platforms and did not support a watchOS Public Beta 6 event.[2][3]

Source ledger

References

Sources are linked to the claims they support. Publication and access dates are shown when available.

  1. watchOS 27.0 beta 8 (24R5360a)

    Apple Developer · 2026-08-31T00:00:00Z · watchOS 27.0 beta 8, build 24R5360a, released August 31, 2026

    Back to text ↑
  2. Apple Releases Sixth Public Betas of iOS 27, iPadOS 27, macOS 27, and tvOS 27

    MacRumors · 2026-08-31T00:00:00Z · Same-day Public Beta 6 report lists iOS, iPadOS, macOS, and tvOS

    Back to text ↑
  3. Releases - Apple Developer

    Apple Developer · Apple · 2026-07-29 · watchOS 27.0 beta 7 build 24R5358a on August 24 and beta 8 build 24R5360a on August 31

    Back to text ↑
  4. watchOS 27.0 beta 8 (24R5360a)

    Apple Developer · 2026-08-31T00:00:00Z · watchOS 27.0 beta 8, build 24R5360a, August 31, 2026

  5. Releases - Apple Developer

    Apple Developer · Apple · 2026-07-29 · watchOS beta 7 and beta 8 chronology