Download iOS 13.5.1 (17F80) for iPhone XS

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 iPhone11,2
iOS Version 13.5.1
Release Date 2020-06-01
Update Date 2020-05-28
Sha1sum
4de832442f8afe6101bac2a856bd6c10ce029f8e
Sha256sum
f5634fb804bc77f052c763c80e863d92871513218982eb224ac580019767b337
md5sum
a356053ed67f23c82436639e3c0d72d3
Size 4.90 GB
FileName
iPhone11,2,iPhone11,4,iPhone11,6,iPhone12,3,iPhone12,5_13.5.1_17F80_Restore.ipsw
Status

Download IPSW (4.90GB) Check device info
Release Notes

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

iOS 13.5.1 provides important security updates and is recommended for all users.

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