FIRMWARE DETAILS
watchOS 27.0 beta 6
Build:
24R5353aAug 17, 2026Delta OTABeta
View details
- Filename
137df95e83033b64f61c0582ff9ea49fd86cfc242ea01a7847e735d426c9672c.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
2b89476f717c332c7da24cdc8812590e33e5b0ae1fc03c6e964527b3befcb394- SHA-1
5aa3c01c787bacf159b89d7e269d8c3f7a8a6284- Required starting builds
23T570- 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 9 (GPS, 41mm)
UnknownWatch7,1Signing 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