Download iOS 13.1 (17A844) for iPhone XS Max (China)

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 iPhone11,4
iOS Version 13.1
Release Date 2019-09-24
Update Date 2019-09-17
Sha1sum
e43535f2ea8c2a68b2e8649babe8fa4c4571c1d0
Sha256sum
80e395a9404ac1cbef37c7b3edb2a80aafd1dc08b7bbbf0e36d6831730691d79
md5sum
2fbdfa81ddb9597ed8b097cb7bb204d3
Size 4.11 GB
FileName
iPhone11,2,iPhone11,4,iPhone11,6_13.1_17A844_Restore.ipsw
Status

Download IPSW (4.11GB) Check device info
Release Notes

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

iOS 13.1 includes bug fixes and improvements, including AirDrop with Ultra Wideband technology on iPhone 11, iPhone 11 Pro, and iPhone 11 Pro Max, suggested automations in the Shortcuts app, and the ability to share ETA in Maps.

AirDrop

Shortcuts

Maps

Battery Health

This update also includes bug fixes and other improvements. This update:

For information on the security content of Apple software updates, please visit this website:

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