You can change the format of your slides and then apply the changes to your entire Applies To: PowerPoint PowerPoint PowerPoint. Modify your PowerPoint templates with Masters. What is a template master?. top- powerpoint - templates The ability to switch templates is one of PowerPoint's greatest features. In just a few clicks, you can completely alter. SUBSCRIBE TO LAPTOP SUBMIT. Locate your template in the list and click on it. Click the Save button. Free PowerPoint Templates Colorful PowerPoint Template. In Windows, click on Choose Picture from Fileand on the Mac, click Choose Picture.