FIRMWARE DETAILS

iOS 26.4.2

Build: 23E261Apr 22, 2026Delta OTA

Stable

View details

Filename: b66cd82abc1ef9eccc4bf6a678e304659d1bb5d6f6e7c4560f9abf3e10fea5df.aea
File size: 511.7 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: 7bd0c2178dcd7b45a13daf7abd307aeb5b8288811d874fae71768fe87b9b03a0
SHA-1: 6b1ce55663a6f02c5b4bf84fe7c2a23dbb97b67a
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 16e iPhone17,5

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