FIRMWARE DETAILS

watchOS 27.0 beta

Build: 24R5289nJun 8, 2026Delta OTA

Beta

View details

Filename: 5d266fa064b7dc103c63bd76c90d4ef97666c8d88406a96fab9602cd0932e7c3.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: ca2fee979cbb17b5edb46dbe146b2c466e1fd537780fadcc4c91a0e4a5ff0bc2
SHA-1: 5a66e78051241dd0ca16f1c0c0be3c462f1b9621
Required starting builds: 23S620
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: 1847f306a124a758b636dd92c34c7513