FIRMWARE DETAILS
watchOS 27.0
Build:
24R364Sep 14, 2026Delta OTAStable
View details
- Filename
b6b2f262a5e2f4cb769e4b389c853b162083bb54a24609737465efcc96cb7dc2.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
b5e916c39fc73c1d14489c4ee950376b9283a96ba963123e26644f91c7750789- SHA-1
Not reported- Required starting builds
23S618- 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)
Apple Watch Series 11 (GPS, 42mm)
UnknownWatch7,17Signing 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