I BOUGHT THIS PRODUCT IN JANUARY 2017 FOR ONLINE WEBSITE AMAZON.COM SE BUT FEW DAYS IS GOOD WORKS AM RESTORED MY ALL PERSONAL DATA MUSIC FILES AND ALL MY PC GAMES AFTER FEW DAYS I TRYING TO CONNECT MY EXTERNAL HARD DISK CONTACT TO MY LAPTOP BUT HIS NOT SHOWING ON MY LAPTOP IS SHOW NOT SHOWING USB STORAGE MY ALL DATA IS LOST AM LOOS MY ALL PERSONAL DATA MY THIS HARDDISK IN UNDER WARRANTY BUT ITS NOT BENEFIT FOR ME BECAUSE I LOOSE MY PERSONAL DATA MY ALL DATA IS MOST IMPORTANT FOR ME ITS A BIG PROBLEM FOR ME SO FREIND ARE U USE EXTERNAL HARD DISK USE CAREFULLY