Lastly, for Excel, click Page Layout then click Orientation and change to portrait or landscape. Now it's easy to change orientations in all of these applications but take note that it doesn't allow you to change it per page but simply changes the layout of the whole document. There are numerous ways to accomplish and manipulate the orientation but just to make your life easier, opt for a PDF file and use our tools - the promise of saving time and effort can be fulfilled here.