Firstly, to record and hear any audio, your PC or Desktop must be equipped with a sound card, microphone, and speakers. Then, to add audio files to PowerPoint, you will need to Open Microsoft Office ...

There appears to be no way to play music automatically in the background while viewing the entire Sway. However, the Microsoft service does allow you to add audio cards containing specific sound files ...

To add audio to Google Slides, insert an MP3 or WAV file directly from Google Drive. You can also insert a link to play music from Spotify, though this method is more cumbersome. If you want to add ...

Though Facebook does not let you play music into the background of your business page, it does let you upload audio files to the site. You can upload WAV and other file formats through the Files ...