FIRMWARE DETAILS

iOS 26.2.1

Build: 23C71Jan 26, 2026Delta OTA

Stable

View details

Filename: 4a32817eed8fcdf4b42f54429fc40af837e95e96e5170109137ef05e03dde92d.aea
File size: 6.04 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: 1432f4d46e3c0612bb5a4343056cbd76892dd4e84cb9fb3df704403f64ad3f2d
SHA-1: e3747db4411abb950f3efe36db9ae5d3542e70de
Required starting builds: 21A326, 21A327, 21A329, 21A360
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 15 iPhone15,4

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: 2fab43bf0c5df8d5bf194f5b1af00af7