[Q] ROOT the S4 for dummies?

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http://forum.xda-developers.com – Hello guys, i have read this thread: http://forum.xda-developers.com/show....php?t=2214847 And i have some questions, how to check my S4 version? like XXU etc etc etc and there's 2 ROOT methods, which one should i take? mine's the octa-core version.. please be gentle -.,- thanks in advance.. [i will also post more questions in this same thread to avoid spamming] i have previously posted this on S4 General but i guess that's the wrong place so i'll ask it here.. (HowTos)