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Formatting Issues

How to Fix Corrupted Fonts When Saving Excel Files as PDF

Guest WriterGuest Writer Oct 10, 2026 869 views

Question details

The user is experiencing corrupted and unreadable fonts when trying to save or export an Excel workbook as a PDF document on a specific computer.

How to Fix Corrupted Fonts When Saving Excel Files as PDF
Product
Microsoft Excel
Device & OS
not provided
Scenario
Exporting or saving an Excel workbook to a PDF format.
Observed behavior
The resulting PDF file has corrupted fonts and is unusable on one computer, even though the same process works on another computer with similar software. Reinstalling the applications did not help.
Before you start

Ensure that your Windows operating system and Microsoft Office suite are updated to the latest versions, as outdated virtual printer drivers or missing system fonts often cause PDF export errors.

Solution 1Recommended

Use Microsoft Print to PDF

Bypassing the built-in Adobe PDF add-in or standard 'Save As' by using the Windows print system can often resolve font rendering issues.

Instead of using the standard 'Save As' or 'Export' features, Windows includes a built-in virtual printer that creates PDFs. This method uses a different rendering engine, which frequently resolves font corruption caused by third-party add-ins.

1
Open the Print Menu

Open the affected Excel workbook and go to 'File' > 'Print' from the top ribbon menu.

2
Select the PDF Printer

In the 'Printer' dropdown menu, select 'Microsoft Print to PDF' instead of your physical printer.

3
Print and Save

Click the 'Print' button. A prompt will appear asking you to choose a location to save your new PDF file. Name the file and click 'Save'.

4
Verify the Fonts

Open the newly generated PDF document to check if the fonts are now rendering correctly.

Use Microsoft Print to PDF
Tip: If you don't see 'Microsoft Print to PDF', you can enable it in Windows by going to 'Turn Windows features on or off' in the Control Panel.
Built-in PDF Converter

Export Spreadsheets to PDF Without Font Corruption in WPS Office

WPS Office features a robust, built-in PDF converter that flawlessly exports your spreadsheets without relying on third-party add-ins or virtual printers, ensuring your fonts and formatting remain perfectly intact.

  1. 1. Open Your Spreadsheet: Launch WPS Office and open your Excel (.xlsx or .xls) file directly.
  2. 2. Access the Menu: Click on the 'Menu' button located in the top left corner of the interface.
  3. 3. Select Export to PDF: Hover over the options and select 'Export to PDF' from the drop-down list.
  4. 4. Save the PDF: Adjust your export settings if necessary, then click 'Export to PDF' to save your file with perfect font formatting.
Built-in PDF conversion tool with high-fidelity font rendering.Fully compatible with Microsoft Excel (.xlsx, .xls) file formats.Lightweight alternative that doesn't require extra PDF plugins.Free to use with a familiar, easy-to-navigate user interface.
microsoft office alternative - wps office

Frequently Asked Questions

Why do some fonts appear as symbols or boxes when saving Excel to PDF?

This usually happens because the fonts used in the Excel file are not embedded in the PDF, or they are not properly installed on the system performing the conversion. Using standard system fonts or a different PDF engine often resolves this.

Does reinstalling Excel and Adobe Acrobat fix PDF font corruption?

Not always. Reinstalling software frequently fails to fix underlying Windows compatibility issues, corrupted system font files, or outdated virtual printer drivers. Switching the conversion method, like using Microsoft Print to PDF, is usually a more effective workaround.

How can I ensure my fonts are embedded when saving as PDF in Excel?

When using the 'Save As' dialogue, click on 'Options' before saving the PDF and ensure that the setting for 'Bitmap text when fonts may not be embedded' is checked. Alternatively, use a dedicated PDF printer that allows strict font embedding in its properties.

Can outdated printer drivers affect saving a file as a PDF?

Yes. Excel uses the default system printer driver to determine page layout, spacing, and font rendering, even when you are saving the file as a PDF. Updating or temporarily changing your default printer driver can resolve unexpected layout and font issues.