FIRMWARE DETAILS

iOS 26.2.1

Build: 23C71Jan 26, 2026Delta OTA

Stable

View details

Filename: 6175289978279adbf619ac3a1544e81d716a49b0e42a8114087907bf77b832b5.aea
File size: 838.9 MB
File type: Delta OTA
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: fe7a5cb94fe6ccf45223279860b24324bdd47dcc71d9d4018a75d9f579956bee
SHA-1: 6ca4034052fef19d5d622b3901f848b542aecf98
Required starting builds: 23C52, 23C54, 23C55
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: 2fab43bf0c5df8d5bf194f5b1af00af7