FIRMWARE DETAILS

watchOS 27.0 beta

Build: 24R5289nJun 8, 2026Delta OTA

Beta

View details

Filename: d89605627a264c4e36b29caf9f813aaece26a0c6391ae227515ab2db3b125ec0.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: 314cc8239577fe983ab237713ac21264ba49611586b5c01fd967738f398dc30f
SHA-1: d6f264b344cb3b7e7c7fbacb192444e462623f33
Required starting builds: 23T5553h
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