FIRMWARE DETAILS

iOS 26.2

Build: 23C55Dec 12, 2025Delta OTA

Stable

View details

Filename: fdb440a89ea089e58eaeb686b6cf462797e7eae6.zip
File size: 2.33 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: 1ae75d89da59d03f6b6fadb9e9f0d6b1997e39615125828d55198153b7ac13b7
SHA-1: fdb440a89ea089e58eaeb686b6cf462797e7eae6
Required starting builds: 23A355, 23A357, 23A365
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%3B23C55.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 4b8b25df53b445445872c34055e5a615