FIRMWARE DETAILS

iOS 26.1

Build: 23B85Nov 3, 2025Delta OTA

Stable

View details

Filename: def1d66b2ab97351495dac67b63e83caf178040922d929579c39ad448c58a266.aea
File size: 4.43 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: 338546ec48cb88aab42c93b0ed216c507af0a92514caf1edbcd4ce4de337dae4
SHA-1: 11789701ca0f7a52e17ad13ffe3a061af7733c8b
Required starting builds: 22H20, 22H31
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 Pro iPhone16,1

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: 3dbb73a9b79f5a62bd0e694ba85d5e21