how to save powerpoint presentation as pptx

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1. 03_save-pptx-file-as-a-pdf

   

2. 01_save-file-as-pptx

   

3. 3 Solutions to Convert PPTX to PPT

   

4. How do I save a PowerPoint file in .pptx format?

   

5. How to Save a PowerPoint Presentation? [PPT & Other Formats!]

   

6. How to Save a PowerPoint Presentation? [PPT & Other Formats!]