FIRMWARE DETAILS

iOS 26.3 beta

Build: 23D5089eDec 15, 2025Delta OTA

Beta

View details

Filename: d52bab3f6cabdc7499b7ba1beb6976a8f269f83bf2b7f0c06a267cd8a2c9834a.aea
File size: 855.6 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 047631dfa39f8a7df3335bc41a1666db1cf94affa068b6493a354e6c4d333216
SHA-1: b342107c60eabf61f261d8acdc4dfe350452a119
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 11 iPhone12,1

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