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FIRMWARE DETAILS

watchOS 27.0.1

Build: 24R365Sep 28, 2026Delta OTA
Stable

View details

Filename
cd7b4d8ca5feae035d9152dce600aa9db7ce3c2cf15f2e994753c58ca3383983.aea
File size
3.29 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
a835bc6d96437a7f6cc834bb7556d4aac6cc63c66becdb9c973e0fcdea2facbe
SHA-1
Not reported
Required starting builds
21U577
Board restrictions
Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/watchOS%3B24R365.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: 42afd5a3fced6a564582e43a9ab75e66