FIRMWARE DETAILS

iOS 26.3 (a)

Build: 23D770890bJan 6, 2026Delta OTA

Beta

View details

Filename: 94d03572892bdb0e2262a5eace1c8836f23e74ec0b82e0b56119d4c276199b9c.aea
File size: 1.2 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: 926c38b1e56c7b4c447bfb27b2750bfb25e4b271b1081a23a774e840450474e1
SHA-1: 6ada120ccb864e5aa45473bb162cf2c6da0f9104
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 15 iPhone15,4

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: 7b5f4af4b067b3fe3fdd7349c7808340