Add and expiry date so presentations can't be used after that date
It would be great to be able to set a date that presentation cannot be view after - effectively a time bomb
You can do this today directly from PowerPoint Online “Share” feature. If you click to the link settings and choose “Anyone with the link,” you will see an option to set an expiration date on the file access. Let us know if that helps!
This feature would be welcome if it applied to a PPTX file not on the web. For example, on files provided to conference organizers so access expires, say the next day after an author's presentation is given