As of March 28, 2019, The latest firmware for LG MS210 is V11c, You can download it here.
The latest firmware for LG M210 is M21010t_00_1114.kdz, You can get it from this page.
March 25, 2017
LG today released a new software update for the LG Aristo (M210 / MS210) from T-mobile and MetroPCS. The Update brings the device’s software version to v10h with bug fixes and the March 2017 Google Android Security patch.
Software version: M21010h_01_0316
Software version: MS21010h_01_0316.kdz
Now You can install the Update via FOTA or LG bridge tool. The Firmware is also available for download from LG server.
The LG UP DLL for LG MS210 can be download via this link. if need any help, please let us know in the comments below.