FIRMWARE DETAILS

iOS 26.3 beta

Build: 23D5089eDec 15, 2025Delta OTA

Beta

View details

Filename: fcbe1d2bf8109c5f95fbaf437db90a2786ca2ff5f43db4876a1c872ee7c02376.aea
File size: 1.21 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: b51ce102086a548d01857080e8e4a06f9db78ce0f7e18274bd3c0c82ae72d7f1
SHA-1: 26d3b7b32f6af5eb6c9bcb00c51be227f6bf7148
Required starting builds: 23C5027f
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 iPhone15,4

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, 6:26 PM UTC
Record fingerprint: 4922b9814742f2cace2cc5b584a4e27b