You will see the Presentation Gallery, here, select the Blank Presentation option to open a blank presentation with a new slide, you can change the Slide Layout to Blank by selecting the Home tab | Layout | Blank option. Alternatively, if you want to start from scratch, launch PowerPoint.Open your presentation and select the shape that you want to format.Tip: You can change the outlines for both shapes and pictures in PowerPoint 2016, you can also add a shape outline to an inserted movie using the same options!įollow these steps to change Dash styles for shape outlines in PowerPoint 2016 for Windows: