Download iOS 13.5 (17F75) for iPhone 6s+

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 iPhone8,2
iOS Version 13.5
Release Date 2020-05-20
Update Date 2020-05-14
Sha1sum
c240e0e811181264bb2b88d0ee122b82db484dbe
Sha256sum
2034f8e3441112f51b7886c24f1f7ccef04949172abbef7b1342960291c842cf
md5sum
da5e70995069fc343bc2d1dfb40376ad
Size 3.70 GB
FileName
iPhone_5.5_13.5_17F75_Restore.ipsw
Status

Download IPSW (3.70GB) Check device info
Release Notes

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

iOS 13.5 speeds up access to the passcode field on devices with Face ID when you are wearing a face mask and introduces the Exposure Notification API to support COVID-19 contact tracing apps from public health authorities. This update also introduces an option to control automatic prominence of video tiles on Group FaceTime calls and includes bug fixes and other improvements.

Face ID and Passcode

Exposure Notification

FaceTime

Emergency Services

This update also includes bug fixes and other improvements.

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