FIRMWARE DETAILS

iOS 26.3

Build: 23D127Feb 11, 2026Delta OTA

Stable

View details

Filename: 9619b55b22d38d8f87be0de1f36a4814d73e165e.zip
File size: 6.31 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: b57b79c1b36c03c73205141695bb1e63083eb8ceae914053336c3712060d0e5c
SHA-1: 9619b55b22d38d8f87be0de1f36a4814d73e165e
Required starting builds: 19D50, 19D52, 19E241, 19E258
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