1, click the Office button. On the Open menu, click Save.
2. Click the Save icon on the shortcut bar
3, keyboard shortcuts to save the file, please press Ctrl+s.
The first time you save the file, you will be asked to name it. Select the save location and file type.
Common Save formats:
pptx Office PowerPoint 2007 presentation, which is in the XML file format by default.
Potx is a presentation that you can use as a template for formatting future presentations.
PPT can be opened in earlier versions of PowerPoint (from 97 to 2003) in a presentation.
Pot templates that can be opened in earlier versions of PowerPoint (from 97 to 2003).
PPS is always open in slide show view (not normal view) presentation.
SLDX Standalone slide file.
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