FIRMWARE DETAILS

iOS 26.3 (b)

Build: 23D770890vJan 8, 2026Delta OTA

Beta

View details

Filename: 93120e5a235e7902395c43430a30a408015eba4c8a558709f055c8a9f26850d6.aea
File size: 442.4 KB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 54ea0d9233e722249c5e114a50682b32f279dac6a1c81cb501de5e7f48d451d7
SHA-1: 637b0f8fcb50d22e9d29e141f25123c91bd0d48d
Required starting builds: 23D5089e
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 Air iPhone18,4

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, 6:25 PM UTC
Record fingerprint: 08f59d58762652a408f2d863a294a747