FIRMWARE DETAILS
watchOS 27.2 RC
Build:
24S116Oct 19, 2026Delta OTARelease Candidate
View details
- Filename
d5d1e4209a82e8f3e8c051f590efeb0789998d773823cb481ecee02e0dc5a509.aea- File size
- 3.36 GB
- File type
- Delta OTA
- Download host
updates.cdn-apple.com- Link availability
- Available
Source reports active
- Last link check
- Oct 19, 2026, 6:30 PM UTC · HTTP 200
- SHA-256
18be79bb65e853778bc7eec5e7fe986a55529b4763a5c188509d9e914d0d4b71- SHA-1
Not reported- Required starting builds
21T576- 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%3B24S116.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:57 PM UTC
Record fingerprint: 75dd3345481793d6297d381dac60ab61