FIRMWARE DETAILS
macOS 27.0.1
Build:
26A434Sep 28, 2026Delta OTAStable
View details
- Filename
df04658466955503c5f1c0bb537a8e34f1181cc2cb73343b97e3dc07d3b6c9f8.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
fdcd5fb4394549a0747f6fe2c32dd4a41891a1c4bde20777a54d7e8d52168d7d- SHA-1
Not reported- Required starting builds
22F2083- 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 (5)
Mac Pro (2023)
UnknownMac14,8Mac Pro (Rack, 2023)
UnknownMac14,8Mac Studio (M2 Max, 2023)
UnknownMac14,13Mac Studio (M2 Ultra, 2023)
UnknownMac14,14MacBook Air (15-inch, M2, 2023)
UnknownMac14,15Signing 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%3B26A434.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:56 PM UTC
Record fingerprint: 5d74a3439f2c9981faa635c8bbd9b8e8