AT&T and Sprint now host firmware on their own servers, So we can not get the kdz firmware with IMEI for AT&T,Sprint,Boost mobile and AIO LG devices. Please use “Ctrl+F’ to search your phone model number. and Use XDM download manager to download firmware from LG server. Because LG has made some changes in Server settings, You can not use browser to download the firmware from LG Server directly. Check This guide for solution Click this page to Learn how to download KDZ firmware from LG server This page will be updated when there is a new software update available. Last update: 03/28/17