FIRMWARE DETAILS
watchOS 27.0 beta 4
Build:
24R5325hJul 20, 2026Delta OTABeta
View details
- Filename
a678859a4b3b9c72e0a039db57c2287c1dabc339efbef2b248960bcd4e43e3fe.aea- File size
- 2.21 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
436421644cb5f9eb6f86136abcbf4a2be789ba593ac471a11fafc8c3bca2bccc- SHA-1
081ec3395baea704b8c8ce6664880ba358aa6978- Required starting builds
23T5558e- 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 10 (GPS, 42mm)
UnknownWatch7,8Signing 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%3B24R5325h.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: 683d8fc13e829f26a47d0749861b2ca6