How to change the default theme of a Windows Store App
How to change the default theme of a Windows Store App
By default, a Metro style app project has black theme.
To change the default black theme, you can use the Application property.
Double click on App.xaml
Add RequestedTheme property and set it to light as following:
<Application
x:Class="MyFirstApp.App"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
xmlns:local="using:HelloWorld"
RequestedTheme="Light">
Now new application is light background theme.