How to add audio to a Google Slides presentation from Google Drive or Spotify

You can add music or other audio to Google Slides in a few quick steps and liven up any slideshow presentation.
Techno-Science.net

How to Add and Use Google Slides Speaker Spotlight feature

To use Google Slides Speaker Spotlight, open Google Slides in Chrome, select the Speaker Spotlight icon or go to Insert > Speaker Spotlight, and choose a shape. Customize it via the Format menu, and ...