FIRMWARE DETAILS

watchOS 27.0 beta 6

Build: 24R5353aAug 17, 2026Delta OTA

Beta

View details

Filename: bb415126f6808f5e04ccf88b3ee3481cc6231d4e1419ce991abfbea44475189b.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: 90d44b0deaefe9ccc5ed0cce6cb36ff1b631c96d9f19c7ce2840a39f1359304c
SHA-1: 6c87ef2c3726459b8fca93c2dc0f186ed49f66c8
Required starting builds: 23T240
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