Guide
How to Add Fonts to Google Slides
Add fonts to Google Slides to personalize your presentation. Follow these steps to access and use custom fonts.
Open your Google Slides presentation.
Click on a text box or insert one by selecting "Insert" > "Text box".
In the toolbar, click on the font dropdown (default is usually "Arial").
Scroll to the top and select "More fonts".
In the pop-up window, browse or search for the font you want.
Click on a font to add it to your list, then click "OK".
The newly added font will now be available in the font dropdown for use.