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FIRMWARE DETAILS

iOS 26.5

Build: 23F77May 11, 2026Delta OTA
Release CandidateStable

View details

Filename
3883dd39f7cf1093d47ba0a2139f29a888e87e5021dd39588e5a28e6491ce26a.aea
File size
494.9 MB
File type
Delta OTA
Download host
updates.cdn-apple.com
Link availability
Not verified

Source reports active

Last link check
Not checked
SHA-256
e54d2f610a66c7c8c0c6656e95de9480e05bd38131c78a209073396512881a1d
SHA-1
0ab3267391a739d40f9c7180f78ea47369a2303a
Required starting builds
23F75
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 17 Pro iPhone18,1
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/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