Download iOS 13.7 (17H35) for iPhone XR

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 iPhone11,8
iOS Version 13.7
Release Date 2020-09-01
Update Date 2020-08-26
Sha1sum
b5f418a2a16054897d30a5f257889efd7405cde4
Sha256sum
ef2e274977f7c9e6caed3dec153a07c48cdfda0f2882e8209d6adb2726da9f1e
md5sum
a055b7ba8ce0bfc704225451a82605f9
Size 4.46 GB
FileName
iPhone11,8,iPhone12,1_13.7_17H35_Restore.ipsw
Status

Download IPSW (4.46GB) Check device info
Release Notes

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

iOS 13.7 lets you opt-in to the COVID-19 Exposure Notifications system without the need to download an app. System availability depends on support from your local public health authority. For more information see covid19.apple.com/contacttracing. This release also includes other bug fixes for your iPhone.

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