1. Go to User Experience > Branding and Themes.
  2. Under My Themes, locate the theme you want to preview.
  3. Hover over the theme, in the upper right click the Options menu (⋮), and then click Preview.
    Note: You can also click the theme tile to preview the theme.
The Preview page shows a real-time view of the selected theme for various end-user-facing screens.
  • To preview the theme as it will appear on desktop or mobile, click the Mobile or Desktop buttons.
  • To select the screen to preview, click the Preview menu and select the appropriate screen.