FIRMWARE DETAILS

iOS 17.6.1

Build: 21G93Aug 7, 2024Restore IPSW

Stable

View details

Filename: iPhone13,4_17.6.1_21G93_Restore.ipsw
File size: 7.96 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: 549280af375a4980424c3d76aadd808ba8cc6555c102f9fc55c2209feaf87249
SHA-1: 91368e018bc13572009c1a31e7fbb7315dfa61c8
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 12 Pro Max iPhone13,4IPSW.me public API retrieval · Oct 22, 2026, 7:02 PM UTC

Unsigned

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

Source provenance

AppleDBhttps://api.appledb.dev/ios/iOS%3B21G93.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: 8a28e6d5071ff14eae9c5468f13f3b57

IPSW.mehttps://api.ipsw.me/v4/device/iPhone13%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 92e661e50abff673f6939d44fcb17ed1