FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Delta OTA

Stable

View details

Filename: 3728570eb2666d057bbdd1ee8789a499f051c6dd248770381d90bd5a3171edaf.aea
File size: 4.23 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: b9f0a49f52ccc9f9fda2ca27861434a8eb725f2cf3a7acdeddc6e5e043fe8b08
SHA-1: fe28fe3b887be6d70967ceeeef7dcb1ca47e7a8c
Required starting builds: 22H123, 22H124
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 Pro iPhone15,2

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