How to fix fonts that substitute when a PowerPoint file is shared
How to fix fonts that substitute when a PowerPoint file is shared
Font substitution happens because the person opening the file does not have the font installed, so PowerPoint replaces it with a default, which shifts spacing and breaks the layout. Fix it by embedding the fonts in the file through Save options before sending, or by building the template on fonts every recipient already has. Embedding travels the design with the file; standard fonts avoid the problem at the source.
The classic symptom is a deck that looked perfect on your machine arriving at a client with different spacing, text overflowing boxes and a generic typeface.
Why do fonts substitute at all?
A PowerPoint file stores the name of the font, not the font itself, unless you embed it. When the file opens on a computer without that font, PowerPoint picks the closest installed alternative. The replacement has different letter widths, so line breaks and box fits change, and the carefully set layout falls apart.
This is most common with custom brand fonts, which are exactly the ones least likely to be installed on a recipient's machine.
How do you embed fonts in PowerPoint?
In Save options, tick Embed fonts in the file. Choose to embed only the characters used to keep the file smaller, or all characters if the recipient will edit the deck. The fonts then travel inside the file and display correctly anywhere it is opened, as long as the font licence permits embedding.
Embedding adds to the file size and not every font allows it, so check both before relying on it for a large external deck.
When should you use standard fonts instead?
For decks that will be widely shared or edited by people outside your organisation, designing on fonts that ship with Office removes the risk entirely. The template stays consistent everywhere because the fonts are always present. Many organisations keep a custom font for internal use and a robust standard fallback for external sharing.
At Ideaseed we set both a brand font and a sensible installed fallback in client templates, so a deck holds its layout whether it stays in-house or lands on a client's laptop that has never heard of the brand typeface.
PowerPoint fonts substitute when the recipient lacks the font. Embed the fonts when saving, or build the template on fonts everyone already has, and the design survives the journey to another machine.
For templates set up with the right fonts and fallbacks, see our presentation design service or request a free health check at ideaseed.com.au/questionnaire.

who we work with
The ideaseed difference
We’re fast. Really fast
We know time is of the essence, so we pride ourselves on quick, efficient delivery without sacrificing quality. Whether you have a tight deadline or need a last-minute update, our team is committed to delivering polished results within even the tightest timeframe.
We get AI
AI is changing how teams work. We build templates that give AI the best possible foundation - clean layouts, properly styled headings, and logical formatting that AI can actually read and use. Not all templates are equal when AI enters the room. Ours are built ready.
We’re reliable. Always
Our clients trust us because we consistently deliver beautiful, high-quality work. We understand the importance of dependable tools in your business, and we never compromise on quality or functionality.
We go the extra mile
We don’t just meet expectations; we exceed them. We take the time to understand your needs and find creative, tailored solutions that make your work easier and more effective. Our commitment to going above and beyond means you get more than just a template — you get a partner who genuinely cares about your success.