FIRMWARE DETAILS

watchOS 27.0 beta 6

Build: 24R5353aAug 17, 2026Delta OTA

Beta

View details

Filename: 0334205e9e1906d5e464a1a3b6e97e789c894fd34f5edc5ef2cb880bbb437921.aea
File size: 2.21 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: 90b8ac9cfcab38fc2a71779e000b4b9737a4e5ed037e57d10ab8d3e5aac0c7e3
SHA-1: 36ef274c79c181e2802e90998e4a406bbdf4f871
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 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: dcdabfee3b751d286ed5750e65109264