With PowerPoint Web App, you can review your team’s slides or step through a presentation in your web browser, without waiting for PowerPoint to open the presentation on your computer.
If your colleague wants you to add a few slides to the team presentation, you can quickly do that in your browser.
If you want to make changes to the presentation beyond what you can do in the browser, do this:
To print the slides, click the File tab, and then click Print.
Note: A PDF viewer is required for printing in PowerPoint Web App.
For more information about using PowerPoint Web App see PowerPoint Web App at a glance and Introduction to PowerPoint Web App.