FIRMWARE DETAILS

iOS 26.3 beta

Build: 23D5089eDec 15, 2025Delta OTA

Beta

View details

Filename: 84b507fb535c8c851163520f67f4e65a13a6fff2a61335807f36a7b5603a33db.aea
File size: 1.17 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: 8e5424dd1f2e7f9c2a06d40611c5b2d18504b09cc044844b760fab87e1e1d838
SHA-1: 042fd44fff5d85b7a330677148a2516f7f96a1b4
Required starting builds: 23C5033h
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 16 Pro iPhone17,1

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