PDF Editing Issues

How to Fix Periods Appearing Between Words When Changing Fonts in Acrobat

Huda QurayshiHuda Qurayshi Oct 28, 2026 869 views

Question details

Users need to stop periods from automatically generating between words when altering text fonts in a PDF file.

How to Fix Periods Appearing Between Words When Changing Fonts in Adobe Acrobat
Product
Adobe Acrobat Pro 10, Acrobat Pro 11
Device & OS
not provided
Scenario
Changing the font type of existing text while editing a PDF document.
Observed behavior
When the font is changed, unexpected periods or dots replace the normal spaces between words, likely due to font-handling limitations or missing source fonts.
Before you start

Before troubleshooting, save a backup copy of your original PDF document and verify that the target fonts are fully installed on your operating system.

Solution 1Recommended

Verify Document Fonts and Repair Acrobat Installation

Determine if the font spacing issue is isolated to a specific document or caused by a corrupted Adobe Acrobat installation.

Older versions like Acrobat Pro 10 have known limitations with specific font types. Testing across different files helps isolate whether the issue is systemic or document-specific.

1
Test multiple documents

Open a completely different PDF file in Acrobat and attempt to change the font. Observe if periods still appear between words in this new document.

2
Check font embedding

If the issue happens in only one document, go to 'File' > 'Properties' > 'Fonts' to ensure the original document fonts were properly embedded and not corrupted.

3
Initiate Acrobat repair

If periods appear in every document you test, open Adobe Acrobat and navigate to the 'Help' menu at the top of the screen.

4
Run repair tool

Select 'Repair Acrobat Installation' from the drop-down menu and follow the on-screen prompts to allow the software to fix missing or broken components.

Verify Document Fonts and Repair Acrobat Installation
System Restart Required: After running the repair tool, you must restart your computer for the changes to the Acrobat installation to take full effect.
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Frequently Asked Questions

Why do periods appear when I change fonts in Acrobat?

This glitch occurs because the PDF software misinterprets the space character mapped to the new font, often due to font-handling limitations in older versions like Acrobat Pro 10, or because the original document had improperly embedded fonts.

Does upgrading Acrobat fix PDF font spacing issues?

Yes. Newer versions like Acrobat Pro 11 or Acrobat DC utilize an updated font engine that significantly improves font substitution, resolving legacy spacing bugs where periods appear between words.

How can I check if a font is properly embedded in my PDF?

Open your document in Adobe Acrobat, navigate to 'File' > 'Properties', and select the 'Fonts' tab. This menu lists every font used in the document and specifies whether each is fully embedded, embedded as a subset, or not embedded.