FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Delta OTA

Stable

View details

Filename: 94b24ea5cdc4a3bcfe51bac50e407ec269d3b67f18eb6e848d81217087f4fc9e.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: 27a5de9bf663743bea9f0d63d7b56c1ebf2182ad5f20e1b9c19802216dc152be
SHA-1: e72e565854b1196c1b3df351a2570096b6b22183
Required starting builds: 23B82, 23B85
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 15 Plus iPhone15,5

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: d48da896f63809bf3a31e9d1728e206a