EDGE S7 AND USING UP DATA IN THE BACKGROUND

tavassoli68

    ON MY GALAXY S7 EDGE, AN APP NAMED "ANDROID OS" STAYS AT THE TOP OF MY DATA USEAGE LIST ON MY PHONE, AND EATS UP ALMOST 35% OF MY VALUABLE DATA IN THE BACKGROUNG. I DONT KNOW WHAT CAUSES THIS PROBLEM AND HOW TO STOP IT. ANY COMMENT?

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