FIRMWARE DETAILS

iOS 26.2

Build: 23C55Dec 12, 2025Delta OTA

Stable

View details

Filename: 4522aa0c159729f0da24a1ba7e23543d1c6d395e.zip
File size: 6.30 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: 6c3a2c4ec58f92cee33d389b0bea0c921d51a0ce43609b7bd7847137f0bf949c
SHA-1: 4522aa0c159729f0da24a1ba7e23543d1c6d395e
Required starting builds: 19B74
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