FIRMWARE DETAILS

iOS 26.1

Build: 23B85Nov 3, 2025Delta OTA

Stable

View details

Filename: 00279aba23089b712047b99afea6f1c586c09767ceb06a2637d4583d326992c6.aea
File size: 2.42 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: 9424ef37e588f96da3a991070acf7d6fee7036e9ec2e8afdb00d80f617790b08
SHA-1: a00d9019432f29870b2a81f731f988f2469a0806
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 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