We all are aware of data use of our android phones and how the background apps uses so much data that it becomes very hard for us to manage financially on our cellular data costs. We may open the data for only one app but suddenly all of your apps running in the background gets active and eats up your 3G internet. Anyways there is a solution to everything and here are the steps how you can restrict background apps from using your cellular data on your android phone.
STEP 1: Go to settings and select data usage from the menu