FIRMWARE DETAILS

iOS 26.3 (b)

Build: 23D770890vJan 8, 2026Delta OTA

Beta

View details

Filename: ec396983904d10e37a22310c3e7bd47d5fb1d1214bc6db52451a3f65a88138e1.aea
File size: 368.6 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: 227fa8924c046b8d30da41bbd8217165fd76745060de1a9e08f6988ee94f8598
SHA-1: 7e2fe43582664fda7e6005bf810387bcd7fff90c
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 16 Plus iPhone17,4

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