Edit App.xaml file:

If you install 3.0.0-* version or higher, use this:

<Application ...
  xmlns:themes="clr-namespace:Material.Styles.Themes;assembly=Material.Styles"
  ...>
  <Application.Styles>
    <themes:MaterialTheme BaseTheme="Dark" PrimaryColor="Purple" SecondaryColor="Lime" />
  </Application.Styles>
</Application>

If you install 2.5.1 or lower, use this:

<Application ...
  xmlns:themes="clr-namespace:Material.Styles.Themes;assembly=Material.Styles"
  ...>
  <Application.Resources>
    <themes:BundledTheme BaseTheme="Light" PrimaryColor="Teal" SecondaryColor="Amber"/>
  </Application.Resources>
  <Application.Styles>
    <StyleInclude Source="avares://Material.Avalonia/Material.Avalonia.Templates.xaml" />
  </Application.Styles>
</Application>

Installing additional packages:

All styles will be included automatically if you using MaterialTheme

• If you want to use DataGrid control, add Material.Avalonia.DataGrid package:

  dotnet add package Material.Avalonia.DataGrid
  

  

• If you want to use dialogs provided from Material.Avalonia, add Material.Avalonia.Dialogs package:

  dotnet add package Material.Avalonia.Dialogs