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FIRMWARE DETAILS

iOS 26.5

Build: 23F77May 11, 2026Delta OTA
Release CandidateStable

View details

Filename
aeff40cdb776f5e06dba36430d69a8079d354dbed09ced3b9dacb8c883f21ea7.aea
File size
5.10 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
2aff259ec051db0434dc0c22ba3a45d531b667aebf1a38a391830b27df568a60
SHA-1
3ac62ae8ce7b8e9388ef28dc66433e9fcec9bd6a
Required starting builds
22H20, 22H31
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 16 Plus iPhone17,4
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