FIRMWARE DETAILS

iOS 26.3 (a)

Build: 23D770890bJan 6, 2026Delta OTA

Beta

View details

Filename: bc3506883b3b5b1687a9659bf8f2059f493fa999bff3f5f7755ebc7d8500e747.aea
File size: 1.8 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: 2ce5b6b53e04039230982d04d12021db18f7decf3e31655ec9a961bbad46ac0d
SHA-1: ec8bafd69d56896e18995cf341f566c1577fbf82
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 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, 6:25 PM UTC
Record fingerprint: 7b5f4af4b067b3fe3fdd7349c7808340