FIRMWARE DETAILS

watchOS 27.0 beta 6

Build: 24R5353aAug 17, 2026Delta OTA

Beta

View details

Filename: d610ce0f3e7ef9a20761b86174b07142b1ce919c6c5497a4a913468b867df1b1.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: 7aede4aec104a0fc4dff43ec824305e11565d546ad175594285755053aadb45e
SHA-1: 981387725901b9462c57d9aaa3cff4f2d1845360
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: dcdabfee3b751d286ed5750e65109264