FIRMWARE DETAILS
macOS 27.2 RC
Build:
26B118Oct 19, 2026Delta OTARelease Candidate
View details
- Filename
b3bbb67b940ba9eae02a34be43442f87e33e72d4.zip- File size
- 14.21 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
8a55200e2cea79b0579493cf6a25e4b5df4a72e87554c89cfdc70315825a487e- SHA-1
Not reported- Required starting builds
23J631- 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 (35)
iMac (24-inch, M1, 2021, Four Ports)
UnknowniMac21,1iMac (24-inch, M1, 2021, Two Ports)
UnknowniMac21,2Unknown
Unknown
Mac mini (M1, Late 2020)
UnknownMacmini9,1Mac mini (M2 Pro, 2023)
UnknownMac14,12Mac mini (M2, 2023)
UnknownMac14,3Mac Pro (2023)
UnknownMac14,8Mac Pro (Rack, 2023)
UnknownMac14,8Mac Studio (M1 Max)
UnknownMac13,1Mac Studio (M1 Ultra)
UnknownMac13,2Mac Studio (M2 Max, 2023)
UnknownMac14,13Mac Studio (M2 Ultra, 2023)
UnknownMac14,14MacBook Air (13-inch, M3, 2024)
UnknownMac15,12MacBook Air (15-inch, M2, 2023)
UnknownMac14,15MacBook Air (15-inch, M3, 2024)
UnknownMac15,13MacBook Air (M1, 2020)
UnknownMacBookAir10,1MacBook Air (M2, 2022)
UnknownMac14,2MacBook Pro (13-inch, M1, 2020)
UnknownMacBookPro17,1MacBook Pro (13-inch, M2, 2022)
UnknownMac14,7Unknown
Unknown
MacBook Pro (14-inch, M1 Max, 2021)
UnknownMacBookPro18,4MacBook Pro (14-inch, M1 Pro, 2021)
UnknownMacBookPro18,3Unknown
Unknown
Unknown
Unknown
Unknown
Unknown
MacBook Pro (16-inch, M1 Max, 2021)
UnknownMacBookPro18,2MacBook Pro (16-inch, M1 Pro, 2021)
UnknownMacBookPro18,1Unknown
MacBook Pro (16-inch, M2 Pro, 2023)
UnknownMac14,10Unknown
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%3B26B118.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 10:56 PM UTC
Record fingerprint: c689cf1d3cef784e61f21c27bcadf96d