FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: 83d9f92cf99926c5f10354168dd982c48abec79fbaf63addd448e9509495573f.aea
File size: 5.37 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: c51fc675c7d04235101d470dc431f56b493bb83c240c879d3514060bd9e5911b
SHA-1: 89f4544f7d2390db148271fe035130394bda6e4b
Required starting builds: 22H340, 22H351, 22H352
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 16 iPhone17,3

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: e2c6b4d70a03d2c34df5f419214a28f1