In the App list, tap Store . If prompted, sign in with your Microsoft account.
Tap Apps or Games.
Flick left or right to browse for apps in a variety of ways, or tap Search . When you find an app or game you want, tap it.
After tapping on a specific app, flick left or right to see customer reviews, screenshots and related apps. Tap Share (or More > Share, if you can't see the option) to send someone a link to the app.
If an app or game is free, tap Install to download it.
By default, apps are added to your phone bill. To pay with a credit card instead, tapAdd or switch payment methods on the purchase confirmation screen. From here, you can add new payment methods, which will be saved to your phone's Wallet.
Look in the App list for new apps you've bought. (It might take several minutes for an app to finish downloading.) New games show up in the Games Hub (on Start , tap Games