- To keep the file format version of PowerPoint, you must first save it as a PowerPoint presentation (eg. in .pptx format), and then save it in a format OpenDocument Presentation (resp).
- Click the File tab.
- Click Save As.
- In the Save as type list, click OpenDocument Presentation (*.odp).
- Give the file a name and save it.
Tip: You can open both Microsoft (eg. ppt, pptx) and open (eg. odp) extension with PowerPoint. It is important for working in Linux and Windows operation systems.