FIRMWARE DETAILS

iOS 26.2.1

Build: 23C71Jan 26, 2026Delta OTA

Stable

View details

Filename: 275459490eb1247f325c6afc301e0ef9de266f7ea32e9068ed061f28507ae9d1.aea
File size: 2.89 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: 7c79fa4d0e9a32965bee00e624e5b1d53923ec7b5067f21389499b3344b2dc14
SHA-1: f43e1688b7a49b8db991a701bd447ff22f6087a0
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 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