In PowerPoint, slides are sized for an onscreen slide show. They are displayed horizontally, with slide numbers starting from one, but there are features in PowerPoint that allow the user to change ...

Though you can always choose a premade template, you may want to customize your PowerPoint slide backgrounds manually. You can add a custom background to one or more slides, and you'll also have the ...

While there isn't a built-in option for adding borders to a slide in PowerPoint, there is a workaround. You can add a border to a PowerPoint slide by adding a rectangle shape and removing the fill ...