FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: 5d04a748fa75a5cce13be8d6e662224b5a8bfcad0ee51fef75e63438fc3140b8.aea
File size: 704.6 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: 8c390691600f5cf50843313ada0bdcfa5b62eb78473b9b2d1eff42e14243e9a8
SHA-1: b73a6bddd5820d847dc85aee7d75813b25e90f97
Required starting builds: 23E244, 23E246, 23E254
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 17e iPhone18,5

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