How to Annotate Google Slides

Quick summary

Google Slides includes a built-in pen tool that lets presenters annotate slides in real time during a slideshow. You can activate it from the three-dots menu, change the pen color, erase markings, and turn off the pen when finished.

Steps

1. Open your presentation in Google Slides.
2. In the top right corner, click Slideshow to start presenting.
3. In the bottom left corner, click the three-dots menu.
4. Click Turn on the pen to enable the annotation tool.
5. To change the pen color, click the Pen tool and choose a color.
6. To clear markings, click Erase, then Erase all to remove all annotations on the current slide.
7. To stop annotating, open the three-dots menu again and click Turn off the pen.