FIRMWARE DETAILS

iOS 26.2

Build: 23C55Dec 12, 2025Delta OTA

Stable

View details

Filename: ffa70d132380d30c90b095b19c0b351842cd360c83ddec02c23651557e956456.aea
File size: 2.68 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: 58d564f28b1d30a54cfd98879b3a1dfac9cfe33897d0f49da022f7c8bad1f1be
SHA-1: dc7cf9271fdcb3ace8d2ae6089fafab05cb65e03
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.

iPhone Air iPhone18,4

Unknown

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

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