FIRMWARE DETAILS

iOS 26.2.1

Build: 23C71Jan 26, 2026Delta OTA

Stable

View details

Filename: 90d142b77ec313ceda8238593d1cc4fa2e93bf97057b855007c9cb9597eba009.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: 274d487b9c5bb249695e925f159053bc5000730d65ce9b1e3b70932baee31b9d
SHA-1: 68f5969401a3100ac7eaf44ed651b093c0efe4cd
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 Max iPhone18,2

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