If you wish to include useful information that should only be visible to you (the speaker) during your next PowerPoint presentation, here's how to do that.

The Download Open a presentation and select File > Print preview. Choose 1 slide with notes from the menu, and then select Print. To add notes, select View > Show speaker notes, and then type into ...

Currently, if you have speaker notes added to your presentation on Slides, you need to switch between browser windows to see them while presenting on Google Meet.