How to Add Privacy Policy To Your Windows 8 App

Open App.xaml.cs

Add this

using Windows.UI.ApplicationSettings;
using System;

Find 

protected override void OnLaunched(LaunchActivatedEventArgs args)

Now After

Window.Current.Activate();

Add this code before }

// You can put this event handler somewhere in a main class that runs your app.
// I put it in may main view model.
SettingsPane.GetForCurrentView().CommandsRequested += ShowPrivacyPolicy;

Now

Just After  }

Add This Code

// Method to add the privacy policy to the settings charm
private void ShowPrivacyPolicy(SettingsPane sender, SettingsPaneCommandsRequestedEventArgs args)
{
    SettingsCommand privacyPolicyCommand = new SettingsCommand("privacyPolicy","Privacy Policy", (uiCommand) => { LaunchPrivacyPolicyUrl(); });
    args.Request.ApplicationCommands.Add(privacyPolicyCommand);
}

// Method to launch the url of the privacy policy
async void LaunchPrivacyPolicyUrl()
{
    Uri privacyPolicyUrl = new Uri("http://www.yoursite.com/privacypolicy");
    var result = await Windows.System.Launcher.LaunchUriAsync(privacyPolicyUrl);
}

Thats It, 

Just Replace 

http://www.yoursite.com/privacypolicy 

with your privacy policy url