FIRMWARE DETAILS

iOS 26.5.2

Build: 23F84Jun 29, 2026Delta OTA

Stable

View details

Filename: b1bbfd3c1491c85d9846f54f7ef2492ed44952ab6516cb91ce53f362be5996c8.aea
File size: 2.82 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: d2792020e3f617e769bb6fe753a7174b71a9eda0bc9cfb3a925db6cdefc96890
SHA-1: 0ace9f12f99678e26369d6513463021e9a618b18
Required starting builds: 23D8128, 23D8133
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

iPhone Air iPhone18,4

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: 44e7ba881f45779a007bbeb158628bfe