FIRMWARE DETAILS

iOS 26.3.1

Build: 23D8133Mar 4, 2026Restore IPSW

Stable

View details

Filename: iPhone17,1_26.3.1_23D8133_Restore.ipsw
File size: 10.94 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: f8ca32c07da2e140b8c3bfa8d6c3ca4cd718299d7a5d93e81966e05d3da8ed59
SHA-1: eee7bd94f061f4a1ea4802b3534449e835c1f576
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 16 Pro iPhone17,1IPSW.me public API retrieval · Oct 23, 2026, 3:44 AM 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%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 32101062541c06798098e834e93ff8dd

AppleDBhttps://api.appledb.dev/ios/iOS%3B23D8133.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:25 PM UTC
Record fingerprint: d48da896f63809bf3a31e9d1728e206a