how to change powerpoint template size
This means that it is important to hit a balance between your screen size (or that of your target audience) and the size of your slides, or also known as slides aspect ratio. To change the size of a PowerPoint slide you need to go under Design tab and then click on Design tab on the Menu bar of your PowerPoint window. Click on the Page Setup button on the top left corner of the window. This will open the Page Setup dialogue window that options to specify the target screen size in terms of the aspect ratio, Width and Height. This is the ratio of the width size to the height of your slides during a slide show.