FIRMWARE DETAILS
iOS 26.5
Build:
23F77May 11, 2026Delta OTARelease CandidateStable
View details
- Filename
a5528b8cbdd20e028fd4f61ad5938c1d68c889dd.zip- File size
- 3.24 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
d7310053ce0d80353bb7877e9b2f8b994924a4fa32475d89c0185edd2be84d05- SHA-1
a5528b8cbdd20e028fd4f61ad5938c1d68c889dd- Required starting builds
23C52, 23C55, 23C71- 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 (1)
iPhone 11 Pro
UnknowniPhone12,3Signing 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/iOS%3B23F77-RC.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 5716f448df50883f2c36357892c290af
AppleDBhttps://api.appledb.dev/ios/iOS%3B23F77.json ↗
MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 1ad734f75089c2b82b053bf47665437b