FIRMWARE DETAILS

watchOS 27.0 beta 3

Build: 24R5315iJul 6, 2026Delta OTA

Beta

View details

Filename: 3e4c02d68a74b6ef67051f0f7b27e537a5aa09fdd9ed486846d072e8f7d1a9d4.aea
File size: 2.28 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 0528cd209d8f3655e469cef4e07f6c29e3a14293c949da1f193fe91ddda1b3e8
SHA-1: 6e95feef2574c263d3d35feeac1a692430d2652c
Required starting builds: 23S303
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Apple Watch Ultra 2 Watch7,5

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: c4969ceab6b95d0e8f6e7d0180d6d7ff