FIRMWARE DETAILS

iOS 26.2.1

Build: 23C71Jan 26, 2026Delta OTA

Stable

View details

Filename: aa6377fdb0080ba7c2e18b6c28cbac4170a13f16.zip
File size: 4.38 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: c3e5a219878082b42f379d7c6968f87cb8c4b76aa714ace4a4560ae0cc1ebf2a
SHA-1: aa6377fdb0080ba7c2e18b6c28cbac4170a13f16
Required starting builds: 22B83, 22B91
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%3B23C71.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 2fab43bf0c5df8d5bf194f5b1af00af7