FIRMWARE DETAILS
watchOS 27.0
Build:
24R364Sep 14, 2026Other FirmwareStable
View details
- Filename
1b545e00d399c662ef64db28c3f4303745f6f9d4e8cb752d71f2a27cff19c05e.aea- File size
- 285.2 MB
- File type
- Other Firmware
- Download host
updates.cdn-apple.com- Link availability
- Not verified
Source reports active
- Last link check
- Not checked
- SHA-256
a64d45eea9445382e332dcc152c402b29d72b435e0e3244adf88b24960ab11c2- SHA-1
Not reported- Required starting builds
Not reported- Board restrictions
Not reported
Compatible hardware (1)
Apple Watch Ultra 4
Not applicableWatch8,1Signing 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%3B24R364.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 12:56 PM UTC
Record fingerprint: ddd501aac8d8ed2c1be9e3399c243842