FIRMWARE DETAILS

iOS 17.0

Build: 21A329Sep 18, 2023Restore IPSW

Stable

View details

Filename: iPhone15,3_17.0_21A329_Restore.ipsw
File size: 7.95 GB
File type: Restore IPSW
Download host: updates.cdn-apple.com
Link availability: Not verified
Source did not report availability
Last link check: Not checked
SHA-256: ad526806b2033f55c2d1d45db4b19e92121a5ab2b309d48f6c56c9a67f9ea90b
SHA-1: 09703e5b70ed2b87e17b2d5bcd0ea4fd4cb45e99
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 14 Pro Max iPhone15,3IPSW.me public API retrieval · Oct 22, 2026, 12:45 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%2C3?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 8dbee909ea5047bed989f42858b9aa45