You can save a PowerPoint presentation as a PDF to lock its content and formatting in place, so that other people can view the file but can't make changes.

How to Save a PowerPoint Template Folder. If you frequently use the same PowerPoint files as beginning files for your presentations, you could save yourself a lot of time and effort by saving them ...

Sometimes when you need to save a presentation in PDF format, some hyperlinks and notes can be lost. To avoid this problem, you can use the OpenOffice software to save Powerpoint presentation or PPT ...