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FIRMWARE DETAILS

macOS 27.2 beta 2

Build: 26B5091gSep 21, 2026Delta OTA
Beta

View details

Filename
31ae611090a13ce832e9a4f0715508d6b0ebf9aa.zip
File size
6.08 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
b976cfb90317556e8c634b95580e2962264f469544abaecf5d262fa594b4527c
SHA-1
Not reported
Required starting builds
26A425
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%3B26B5091g.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:56 PM UTC
Record fingerprint: f9cc1312d20380c6b612ea9904f68732