FIRMWARE DETAILS

watchOS 27.0 beta

Build: 24R5289nJun 8, 2026Delta OTA

Beta

View details

Filename: fa6c48a9bb4a2314ddbadbf07cdcd16ef7c9931a5caaa707dd4cd674384bcb0e.aea
File size: 2.35 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: a291e96b12efc77abad7fc481614dec569251d59a3dc80691d40aede8ccc1973
SHA-1: 3a155394e3a70e9cb7835fbed9618734b6746cd7
Required starting builds: 23T570
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 3 Watch7,12

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: 1847f306a124a758b636dd92c34c7513