FIRMWARE DETAILS
watchOS 27.2 beta 2
Build:
24S5091fSep 21, 2026Delta OTABeta
View details
- Filename
b4f7303553b900ae2bee85b749c39fc85a7db4c0343f1de5e8575026271d524b.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
c48913884cdc957b4baaaf54484a09f40802414f9015a0c7fb62579806e0513a- SHA-1
Not reported- Required starting builds
23U5049c- 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%3B24S5091f.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: 70fb24e386d49061adbca033e5af0fce