FIRMWARE DETAILS

watchOS 27.0 beta 3

Build: 24R5315iJul 6, 2026Delta OTA

Beta

View details

Filename: fca0cd5627a453fd82337984316261e801418224e34604539ae47bea9795886d.aea
File size: 2.28 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: 722725d6a031f52aaf40158f0c7d49dea7b8cff441a6fad04c7e036de76cf0d8
SHA-1: 19c3408ee78d4619a3d29c664d4e33d56cb559a3
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: c4969ceab6b95d0e8f6e7d0180d6d7ff