FIRMWARE DETAILS

watchOS 27.0.1

Build: 24R365Sep 28, 2026Delta OTA

Stable

View details

Filename: 6909d0fb21765048f7d558df2d4d8d9d01128bedd63618cdb174b977cd716639.aea
File size: 1.61 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: 9059767c2387d6e114bc970d4bad5eeb8e14c840f1f7df70b88612f0dfbb6c25
SHA-1: Not reported
Required starting builds: 24R5289n
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: 42afd5a3fced6a564582e43a9ab75e66