FIRMWARE DETAILS

watchOS 27.0 beta 6

Build: 24R5353aAug 17, 2026Delta OTA

Beta

View details

Filename: eccd27abf390dca12a32d7a9825b035948bc54bde6a65f43054eab42496eb5a8.aea
File size: 1.24 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: 31a35d2b9b376b9cd86f481f5184bddd90b68f79ad9af0a1e82c0d56538958ff
SHA-1: 3abf59edb1effec494dd024363dea210f256b7b3
Required starting builds: 24R5325h
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