The latest version of the Samsung Odin is odin 3.12.3, here you can download the latest version of odin 3.12.3 from direct link for your windows laptop to root or to install roms on your samsung android device.
If you want to Root your Samsung device and you don't have any previous rooting experience or not sure about the process, Please, Use a simple and easy rooting tool. look this tutorial: The Best and easy apps to Root Android without PC or Computer
Download Latest Version of Samsung Odin 3.12.3
Odin is must have tool in order to Flash stock/Custom Firmware, Flash Flash Recovery File, Flash Kernels/Root packages (Root Samsung android device) You can find Odin latest version download link bellow.