Below you can download the latest Xiaomi Mi 5X and Xiaomi Mi Max 2 modem files extracted from official MIUI ROM versions. These modems could be useful if you have some issues with network, you can try to reinstall the modem version and see if that helps.
Download Xiaomi Mi 5X and Mi Max 2 Modem Files
Install downloaded archive via TWRP Custom Recovery without any wipes. Otherwise you can also use “Flash Fire” app. SuperSU is required in this case. Don’t forget to backup EFS partition on case of any possible problems and issues. You can find the short tutorial on how to backup partitions easily in the bottom of this post.