FIRMWARE DETAILS

iOS 26.3

Build: 23D127Feb 11, 2026Delta OTA

Stable

View details

Filename: b71419a3a621bfd36293043d72ba18752327b747.zip
File size: 4.75 GB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 5d9530a0cbdcf734d52313cfa8dcb74f7304eb9d7e9ed80a824206e2d4ad0fdd
SHA-1: b71419a3a621bfd36293043d72ba18752327b747
Required starting builds: 22A3351, 22A3354, 22A3370
Board restrictions: Not reported

OTA packages can require an exact starting build and board. A matching hardware identifier alone is not sufficient for installation.

Compatible hardware (1)

iPhone 11 iPhone12,1

Unknown

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B23D127.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 22d32595e350673d41628e5ae650b60c