Flashing firmware with Mobile ODIN has few advantages. It does not increase your custom kernel flash counter and will not make the yellow warning triangle appear on your device. Below is the full changelog of the latest version: – Updated SuperSU v1.34 – Various fixes for partitions >2GB – Removed format() command warning for non-brickbug devices – Not showing some warnings when they aren’t relevant – Added support for: Samsung Galaxy Note 10.1? LTE GT-N8020, Note 8.0” GT-N5100, N5110,5120, International GT-I9505, Sprint SPH-L720, T-Mobile SGH-M919, US Cellular SCH-R970 and Canadia SGH-I337M. For your information, ODIN is a software tool that is used to communicate with your Samsung Galaxy phones and desktop computer via USB cable. For Galaxy devices, you need ODIN tool to flash a new custom Recovery, flash a new ROM itself, wipe the device completely, and return it to stock if needed. The free lite version of Mobile ODIN can be downloaded from this XDA link.