watchOS 27.0 beta 8 (24R5360a)

Apple seeded watchOS 27.0 beta 8 (build 24R5360a) to developers with no security fixes disclosed in the release listing.

Apple released watchOS 27.0 beta 8, build 24R5360a, to its developer program on August 31, 2026. The listing provides only downloads and release notes without any disclosed vulnerability information. This is the eighth pre-release seed in the watchOS 27.0 cycle.

• watchOS 27.0 beta 8 carries build number 24R5360a
• No security fixes or CVEs disclosed in the listing
• Part of the fall 2026 Apple beta cycle