FIRMWARE DETAILS

watchOS 27.0 beta 6

Build: 24R5353aAug 17, 2026Delta OTA

Beta

View details

Filename: 9d38d3951bc8d020330439ed4375782b5ba7e9c8bee83ce0d4f0ff123a747882.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: 13dd931fc91a349a501f8a30b8e3ad78cc917b0d96a8aebdd39ec7fa9e679ea6
SHA-1: 3df5853c0497083c4589679db24b389ba7bb57d3
Required starting builds: 23U67
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