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FIRMWARE DETAILS

watchOS 27.0

Build: 24R364Sep 14, 2026Delta OTA
Stable

View details

Filename
b502ec5f80b11d90eb9c5b72af4f77393289bf1aa2c5f881e5ba41963e3e4db9.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
48dbfb1593517dad16e136b18691407f5559790b8e30bd00ffab1546a2f50e09
SHA-1
Not reported
Required starting builds
21T576
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%3B24R364.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 12:56 PM UTC
Record fingerprint: ddd501aac8d8ed2c1be9e3399c243842