iPhone 8 (GSM) · iPhone10,4

iPhone 8 (GSM) · iOS 16.5

20F66Unsigned

Catalog data · Last updated: Oct 24, 2026, 11:09 AM UTC

Restore IPSW for iPhone 8 (GSM): iOS 16.5, build 20F66.

Firmware information

Version: iOS 16.5
Build: 20F66
IPSW: Restore IPSW
Size: 5.61 GB
Release date: May 18, 2023, 6:14 PM UTC
File name: iPhone_4.7_P3_16.5_20F66_Restore.ipsw
Download host: updates.cdn-apple.com

IPSW download

Check the model and signing status before downloading.

Download IPSW

Download hostupdates.cdn-apple.comiPhone_4.7_P3_16.5_20F66_Restore.ipsw

Back up before you restore. A restore can erase the data on the device. The identifier has to match, and a file you can download may still be rejected for restore.

Checksum

SHA-256301440bf6047e7b7b2f4a09bfabaac3c5f6d9f83a863ce2d561d50833148e902

SHA-1ad5142a1f7566af2727ddf6550044eb6e89ed624

MD5efb8f74913c04df68ccbed2327736537