How to Root Galaxy S4 Mini (Sprint) SPH-L520 on Android 4.2.2 Jelly Bean Without Tripping the KNOX Warranty Void Counter

Samsung Galaxy S4 Mini (Sprint) SPH-L520 users who wish to root their devices running on Android 4.2.2 Jelly Bean, may follow the tutorial below.

This tutorial uses Root Exploit package released by Senior XDA-Developers, k1mu. The Root Exploit package allows Galaxy S4 Mini users to root their devices easily without tripping the KNOX warranty void counter.