In this tutorial, we explain how to add Guides to PowerPoint slides, add more Guides, add colors to Guides and how to delete Guides.

You can add a border to a PowerPoint slide by adding a rectangle shape and removing the fill color, which will give the appearance of a border.

To add a horizontal line to an existing document, click the File tab, select "Open" and browse to the document. Otherwise, Word opens a new page for you to work with.

You can convert Google Slides to a PowerPoint file easily for all of your presentation needs. Here's how to do it.