Download iOS 16.5 (20F66) for iPhone 11

You will have to note that you can only restore signed IPSW firmware files using iTunes or 3utools.

❌ This IPSW firmware is not being Signed by Apple

Firmware Identifier iPhone12,1
iOS Version 16.5
Release Date 2023-05-18
Update Date 2023-05-13
Sha1sum
3bcbdb42c97dc2333268d56989b20c7197e6eb59
Sha256sum
d8f706aff40bb67674505eee3570bc5463bc394bb58a907cf94c5b45b0f04ae6
md5sum
93da6095b74010babb8885294a68ac46
Size 5.97 GB
FileName
iPhone12,1_16.5_20F66_Restore.ipsw
Status

Download IPSW (5.97GB) Check device info
Release Notes

It should be noted that these are the official release notes for the from Apple

This update includes the following enhancements and bug fixes:

Some features may not be available for all regions or on all Apple devices. For information on the security content of Apple software updates, please visit this website:

https://support.apple.com/kb/HT201222