FIRMWARE DETAILS

iOS 26.1

Build: 23B85Nov 3, 2025Restore IPSW

Stable

View details

Filename: iPhone17,4_26.1_23B85_Restore.ipsw
File size: 10.75 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source reports active
Last link check: Not checked
SHA-256: 87a615267c2130a04111ce41616c94f2b1e8cc8fc83e6fac1c7accd43897e69d
SHA-1: 256924d1b3dc63fb755cf6859e3fd99d06e6fd6e
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 16 Plus iPhone17,4IPSW.me public API retrieval · Oct 20, 2026, 5:40 PM UTC

Unsigned

Signing is specific to the device and file. A signed build does not guarantee a downgrade or successful installation.

Source provenance

IPSW.mehttps://api.ipsw.me/v4/device/iPhone17%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: a5e3df307fd65bfaa529da5a4b146d48

AppleDBhttps://api.appledb.dev/ios/iOS%3B23B85.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:26 PM UTC
Record fingerprint: 3dbb73a9b79f5a62bd0e694ba85d5e21