FIRMWARE DETAILS

iOS 16.6.1

Build: 20G81Sep 7, 2023Restore IPSW

Stable

View details

Filename: iPhone15,3_16.6.1_20G81_Restore.ipsw
File size: 6.89 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: e962979c2597d1143e029970c8dea0134f202947f32cdcece165965fe6fae4ce
SHA-1: 9debd1e3d490019806708aa1a3f64890feeb16fc
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone 14 Pro Max iPhone15,3IPSW.me public API retrieval · Oct 21, 2026, 6:31 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: d2d68e8a417b06a8310122a5d3892c0c