You can edit your presentation properties at any time:
Click on Explore > Presentations to see the list of your presentations. You must be logged in to see your presentations.
Under My Presentations, mouse over the presentation you are interested in. You’ll see 3 icons to the right of the presentation name: Edit Presentation; Edit Presentation Properties; and Delete Presentation.
Select the second icon Edit Presentation Properties, to be taken to the Edit Presentation Properties page where you can edit the following properties:
Name of your presentation
Option to make the presentation publicly viewable
Password for accessing the presentation (optional)
The folder your presentation is saved in
Description for your presentation (optional)
When you’re finished click Save.