FIRMWARE DETAILS

watchOS 27.0

Build: 24R364Sep 14, 2026Restore IPSW

Stable

View details

Filename: Watch8,1_27.0_24R364_Restore.ipsw
File size: 5.83 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: f1b9a28b686528b4caee48719cada54b4793b4a455a820ea77270e1a0f252bdd
SHA-1: 744f5dc137d1fc2e86e635c397434d0e3da6dbf9
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

Apple Watch Ultra 4 Watch8,1

Unknown

Signing 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