FIRMWARE DETAILS
macOS 27.0
Build:
26A428Sep 14, 2026Delta OTARelease CandidateStable
View details
- Filename
d4fea4508e1320c64b82813e9a97776d4e33ab1eeb7faaebd5f33836b60060f2.aea- File size
- 15.84 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
1db8dad4195704d730c0198bbd09fd60f223143341b48685972f4437b0163560- SHA-1
Not reported- Required starting builds
22G2074- 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 (3)
Unknown
Unknown
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/macOS%3B26A428-RC.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 12:56 PM UTC
Record fingerprint: 8305c639c5a60addec74ac2aabc81374