FIRMWARE DETAILS

iOS 26.3 (a)

Build: 23D770890bJan 6, 2026Delta OTA

Beta

View details

Filename: fcd38c58393231324cd968f2621c51ec187d0a248c4d437b8cb4bf29c67ee099.aea
File size: 1.5 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: 2fbbfc67ac4ec800b4a96a179e4dd4b6967e4e6a231d8f1330ccc2c9e44c1c84
SHA-1: 16ca20846847171978dbdefd117f1367420b0342
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 17 iPhone18,3

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