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FIRMWARE DETAILS

iOS 16.6.1

Build: 20G81Sep 7, 2023Restore IPSW
Stable

View details

Filename
iPhone11,2,iPhone11,4,iPhone11,6_16.6.1_20G81_Restore.ipsw
File size
6.64 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
ff4ac9b8d88764be87df04f34508396419fe54fca0ac88371d43b587bf7dc340
SHA-1
e81177f170f2c227e1ac1f3443a5f1e4e2fc5a62
Required starting builds
Not reported
Board restrictions
Not reported

Compatible hardware (3)

iPhone XS iPhone11,2IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
iPhone XS Max iPhone11,6IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown
iPhone XS Max (China mainland) iPhone11,4IPSW.me v4 third-party restore observation (retrieval time) · Oct 19, 2026, 10:59 PM UTC
Unknown

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%2C4?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: 3f55b77ce5964993e175a8d96b1d789f

IPSW.mehttps://api.ipsw.me/v4/device/iPhone11%2C6?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: 7cc49a3b41a39b3902902c8f73141aa9

IPSW.mehttps://api.ipsw.me/v4/device/iPhone11%2C2?type=ipsw ↗

Public API; no blanket open-data license established
Last imported: Oct 19, 2026, 10:59 PM UTC
Record fingerprint: f43c1c60aab16f6649dc7f992586ab3e