Assistance to root Alcatel Onetouch Pixi 3 (4.5) Model Number: 4027D

I need a assistant to root my mobile im new in this world of rooting so i need well explained assistance (if somewone make a video will be cool) alredy i tried rooting with kingroot PC and android vroot pc and android too but failed i see the post to root those type of mobile but im confused :(

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