Format the intended text
Enter the editable text element and select the wording you want to format. Use the available font and text controls in the toolbar or Format menu. Google’s accessibility guide documents entering a slide element and exploring its formatting options.
For keyboard navigation, the official tool finder uses Alt+/ on Windows or ChromeOS and Option+/ on Mac. Search the available controls rather than relying on a shortcut that may differ by language or keyboard.
Add a catalog family with More fonts
Open the toolbar’s Font menu and choose More fonts. Search for an available family and select it, then select your slide text and apply the family from the menu. Google documents this workflow using Noto as its example.
This chooses from the editor’s font catalog; it is a different task from installing a local font file. Search for the actual family you need rather than assuming every font offered elsewhere will appear. After applying it, inspect the complete title, punctuation and the language of your slide.
Use a theme for coordinated changes
Google defines a theme as a coordinated set of colors, fonts, backgrounds and layouts. The documented theme workflow is Slide > Change theme, followed by choosing a theme. Its Learning Center also describes Theme builder for reusable templates and consistent text treatment.
A theme change and direct formatting are different scopes. Compare existing slides, including manually formatted text, before assuming that one change has produced a uniform result everywhere.
Check font size and text fitting
Google documents font-size shortcuts separately from slide zoom. On Windows or ChromeOS, Ctrl+Shift+> increases size and Ctrl+Shift+< decreases it. For another platform, use the linked shortcut reference.
The text-fitting documentation offers Do not autofit, Shrink text on overflow and Resize shape to fit text. Inspect the selected box’s setting if a longer phrase changes the apparent size or the shape changes around it.
Compare the delivered slide
Review a long title, a dense slide and a number-heavy label in the intended presentation view. Keep text readable against the actual background and avoid using color alone to convey an essential difference.
For design choices, compare presentation font ideas and the font pairing chart. For a different editor’s resource and embedding workflow, use the PowerPoint guide. Installing a local font is a separate operation and does not establish what a cloud editor offers in its own controls.
Your questions, answered.
Does editing one selected text box set a presentation-wide default?
No. Selected-text formatting and theme or template design have different scope. Use the appropriate theme workflow for a coordinated design and inspect existing direct formatting.
Why does my text appear smaller after I add words?
Check whether the text box is set to shrink on overflow. Google documents separate autofit options for text boxes and placeholders.
Do local font installations prove a family is available in Slides?
No. Local resources and the editor’s own available font controls are separate. Check the actual family choices offered in the presentation.
Sources & background
Sources supporting this page’s explanations. Practical examples are our editorial suggestions.