FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Full OTA

Stable

View details

Filename: ef236864d27e95e1f6557e04709a342e4587e796306964dc06c95d630ddf8fb9.aea
File size: 8.72 GB
File type: Full OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 2e7b24b25750e00b4a47a4edbaa5e98c68a8d2492ba1e964d5cf4d3baeba0ad3
SHA-1: 78fbe6f592c41a39e890e7b39e1cd8da4812249f
Required starting builds: Not reported
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 17 Pro iPhone18,1

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