FIRMWARE DETAILS

watchOS 27.0 beta 5

Build: 24R5347aAug 10, 2026Delta OTA

Beta

View details

Filename: 90545c046b54a3570d979f950d6ad36bc43c9af53f933988a2ed9176c41bd7a6.aea
File size: 1.34 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: 15eeae1f2b6044e0066c0754253c15188cf38abffdbfe00649dcdd75a05de41a
SHA-1: 6459bc0a4ee44acaa44db16baa70ab5f653f1b38
Required starting builds: 24R5315i
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: aa4a1e995dcd9f9109bd4e5e5547980c