How many file formats (types) can PowerPoint 2016 for Mac save to? If you count every single format from the necessary to the irrelevant (and forget the missing ones), then the number is 11 for PowerPoint 2016 for Mac.
When you access the Save As dialog in PowerPoint 2016 for Mac, you can choose the file type you want to save your active presentation as (see Figure 1).
Figure 1: Save as types in PowerPoint 2016 for Mac
Have you ever wondered what all these file types are? The file formats in PowerPoint 2016 for Mac are divided into three sections, and they are explained below:
PPTX (PowerPoint Presentation)
This file type is the default save option in PowerPoint 2016 for Mac. It is based on XML and can be distinctly identified as different from the older file formats for PowerPoint because it has four letters rather than three, for example PPTX rather than the older PPT format.
PPT (PowerPoint 97–2003 Presentation)
This file type was the default format for presentations created in PowerPoint versions 2003 and earlier. Most of the time, this is known as the PowerPoint 97 to 2003 format.
POTX (PowerPoint Template)
This file type saves presentations as a template that you can use as a starter for future presentations. This file format works with PowerPoint 2008 and subsequent versions of PowerPoint (such as PowerPoint 2016 for Mac).
POT (PowerPoint 97–2003 Template)
This file type saves presentations as a templates in PowerPoint 97 to 2003. You can still open and use these in newer versions of PowerPoint.
This file type saves presentation as an Adobe PDF file. PDFs cannot be opened and edited like normal PowerPoint files once saved.
PPSX (PowerPoint Show)
This file type saves presentations as a slide show. In all respects this is the same as a PPTX file, but when double-clicked, this opens in Slide Show view rather than Normal view.
PPS (PowerPoint 97–2003 Show)
This file type saves presentations as a slide show in PowerPoint 97 to 2003, in all respects this is the same as a PPT file, but when double-clicked, this opens in Slide Show view rather than Normal view.
PPTM (PowerPoint Macro-Enabled Presentation)
This is identical to the PPTX file format other than the fact that file type saves presentations with macros enabled.
POTM (PowerPoint Macro-Enabled Template)
This file type saves presentation as a template in the same way as POTX files, but with macros enabled.
PPSM (PowerPoint Macro-Enabled Show)
This file type saves presentation as a slide show with macros enabled, and works in the same way as PPSX files.