FIRMWARE DETAILS
watchOS 27.0 beta 6
Build:
24R5353aAug 17, 2026Delta OTABeta
View details
- Filename
a515d38860cdf455f36b67d8e23a07a98cb439da49d2fff16d14799a9a1f1184.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
b8dafacc97aa28e2f43f0725cfffc02193880b2d5d012aff82f53e549655bea6- SHA-1
c2be65b8f1f7767b56aa39db9bb4ef5474552bd1- Required starting builds
23U67- 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 SE 3 (GPS + Cellular, 40mm)
UnknownWatch7,15Signing 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%3B24R5353a.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: dcdabfee3b751d286ed5750e65109264