FIRMWARE DETAILS

iOS 17.6.1

Build: 21G101Aug 19, 2024Restore IPSW

Stable

View details

Filename: iPhone16,1_17.6.1_21G101_Restore.ipsw
File size: 8.28 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: b91f7b7ff6019f071752dd6265ed2dfed484710981ff046bd856a1394978570b
SHA-1: c0a8965976021d571f6810546262d068092d0236
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 15 Pro iPhone16,1IPSW.me public API retrieval · Oct 22, 2026, 10:26 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/iPhone16%2C1?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: c736eb55b9237d4c55b76ef85a697c86

AppleDBhttps://api.appledb.dev/ios/iOS%3B21G101.json ↗

MIT — copyright 2022 emiyl
Last imported: Oct 19, 2026, 6:28 PM UTC
Record fingerprint: fa83dae98379e752d48badccb601c2fa