FIRMWARE DETAILS

iOS 26.2

Build: 23C55Dec 12, 2025Delta OTA

Stable

View details

Filename: 82117150d1b8c3ec9dbd2b1a6f433b90bd21a928e72e191fd8ceb0bc782886bd.aea
File size: 1.64 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: 877c17049b00b38d2f12bbe692c7224d6ccb76ff5eceac93a21cc4fc1db32745
SHA-1: 4ec5bb43e45050f69a40a4bf1844f7792aa3c96f
Required starting builds: 23B82, 23B85
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 17 Pro iPhone18,1

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