FIRMWARE DETAILS

watchOS 27.0 beta 3

Build: 24R5315iJul 6, 2026Delta OTA

Beta

View details

Filename: c33a13571b85b80ccb559d27a408279c8d2085b51c6248732932abfdeaca8be1.aea
File size: 2.42 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: 6bf57a46b5d44419edc7f99223c4e30adbf59c9d55a6a0de4d2b95860ac89c8b
SHA-1: b0963bb73ebb75b5016372ade89a4bff29139793
Required starting builds: 23U5054b
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: c4969ceab6b95d0e8f6e7d0180d6d7ff