FIRMWARE DETAILS

iOS 16.5.1

Build: 20F75Jun 21, 2023Restore IPSW

Stable

View details

Filename: iPhone13,4_16.5.1_20F75_Restore.ipsw
File size: 6.80 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: 227a881649a43debb9d56276428546b94fd4874aa029d50ca57e4b7c1de22b41
SHA-1: 5a3f50183d556a494ca493701e962f2e1d00f162
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, 11:57 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/iPhone13%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 6:20 PM UTC
Record fingerprint: 7337f8d7c0ef0410ecc6763a370eafa3