FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Delta OTA

Stable

View details

Filename: 5b4bb521296f81cf1501d4a310f3bff83babbb62454d682fa91e198e2304db16.aea
File size: 1.81 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: bc214c1ff1a0b72dbc40c944c24300ed05b5a2536958c56d36c5ac4b0d6356ad
SHA-1: 712b7430ec963a827635f3626c76d5c3b9d712bb
Required starting builds: 23C52, 23C54, 23C55, 23C71
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 14 iPhone14,7

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: d48da896f63809bf3a31e9d1728e206a