FIRMWARE DETAILS

iOS 16.6.1

Build: 20G81Sep 7, 2023Restore IPSW

Stable

View details

Filename: iPhone11,8_16.6.1_20G81_Restore.ipsw
File size: 6.48 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: e58fb4eb525cf83d6eeeacf9ba232569d12554c7116dc884b459ab0552bf9c15
SHA-1: 51ee6c864f5da65b2411e3a43be7a90609df7b13
Required starting builds: Not reported
Board restrictions: Not reported

Compatible hardware (1)

iPhone XR iPhone11,8IPSW.me public API retrieval · Oct 21, 2026, 4:27 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/iPhone11%2C8?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: f56e835a58a707c7991824cb73ae8eb9