Download iOS 16.5 (20F66) for iPhone 8 Plus (GSM)

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 iPhone10,5
iOS Version 16.5
Release Date 2023-05-18
Update Date 2023-05-13
Sha1sum
42015fac77c78ff4cc416e666d0f2bcaaf3a0cc1
Sha256sum
5f664135371908215c1c623c90209ecfe6815ee48fa98d0113126316cc600b15
md5sum
009eb5f4a0cdd8a90abfc9f8a512a7b2
Size 5.73 GB
FileName
iPhone_5.5_P3_16.5_20F66_Restore.ipsw
Status

Download IPSW (5.73GB) 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