FIRMWARE DETAILS

iOS 17.6.1

Build: 21G93Aug 7, 2024Restore IPSW

Stable

View details

Filename: iPhone15,4_17.6.1_21G93_Restore.ipsw
File size: 8.09 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: a69de3e083b839f74bd608a9cf8022a1c904c694b251c02869cae57786d3f3b1
SHA-1: 05d7607046385f02262f0d248b7d7d55aa19777e
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 iPhone15,4IPSW.me public API retrieval · Oct 23, 2026, 1:59 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/iPhone15%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: fe3e068b68917b733228773621291e5e

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

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