When you save a Word document as a PDF, images and text often appear blurry or pixelated. This happens because Word applies default compression settings that reduce the resolution of embedded pictures. The goal is to produce a PDF that keeps the original quality of all elements, especially for print-ready materials like brochures, reports, or presentations. This article explains how to adjust Word’s export settings to generate a high-resolution PDF without losing image sharpness.
Key Takeaways: Preserve Image Quality When Exporting to PDF
- File > Options > Advanced > Image Size and Quality > Do not compress images in file: Prevents Word from lowering the resolution of pictures before export.
- File > Save As > PDF > Options > Optimize for Standard (publishing online and printing): Uses a higher DPI setting than the default Minimum size option.
- Print to Adobe PDF or Microsoft Print to PDF as an alternative: Bypasses Word’s compression entirely by capturing the document as a print output.
Why Word Lowers Image Resolution When Exporting to PDF
Word applies two separate compression steps when you save a document as a PDF. First, it compresses images inside the .docx file based on the setting in File > Options > Advanced. Second, during the PDF export, Word again reduces image resolution based on the selected optimization target. By default, the PDF export uses 220 DPI for the Standard option and 150 DPI for the Minimum size option. These values are sufficient for on-screen viewing but produce noticeable blur in printed output. To achieve high resolution, you must disable compression in both stages and choose the correct export settings.
Steps to Save a Word Document as PDF at Full Resolution
Follow these steps in order. The first step stops Word from compressing images inside the document. The second step sets the PDF export to use the highest available resolution.
Step 1: Disable Image Compression in Word
- Open File > Options
In Word, click File in the top-left corner, then click Options at the bottom of the left pane. The Word Options dialog opens. - Go to the Advanced tab
In the Word Options dialog, click Advanced in the left sidebar. Scroll down to the Image Size and Quality section. - Select the current document
In the Image Size and Quality section, click the dropdown next to the document icon. Choose the document you are about to export. This setting applies only to the selected document. - Enable Do not compress images in file
Check the box labeled Do not compress images in file. Also set Default resolution to 330 ppi or 220 ppi. 330 ppi is optimal for print. - Click OK
Click OK to close the Word Options dialog. The document now retains full image quality.
Step 2: Export the PDF With the Standard Optimization
- Click File > Save As
In Word, click File, then Save As. Choose a location such as This PC or a cloud folder. - Select PDF as the file type
In the Save As dialog, click the Save as type dropdown and choose PDF. - Click Options
Next to the Save button, click Options. The Options dialog for PDF export appears. - Choose Standard (publishing online and printing)
In the Options dialog, under the PDF options section, select Standard (publishing online and printing). This uses 220 DPI for images. The Minimum size (publishing online) option uses only 150 DPI. - Check Document structure tags for accessibility
If the PDF will be used for screen readers or text extraction, check the box Document structure tags for accessibility. This does not affect resolution. - Click OK, then Save
Click OK to close the Options dialog, then click Save. Word exports the PDF at the highest resolution allowed by the Standard setting.
Alternative Method: Print to PDF for Maximum Control
If the PDF still appears blurry, use the Print to PDF method. This bypasses Word’s PDF export engine entirely and uses the Windows print driver.
- Click File > Print
In Word, click File, then Print. The Print pane opens. - Select a PDF printer
Click the printer dropdown and choose Microsoft Print to PDF or Adobe PDF. If neither is available, install a free PDF printer like PDFCreator or Bullzip. - Click Printer Properties
Below the printer name, click Printer Properties. Go to the Advanced tab and set the output resolution to 600 DPI or 1200 DPI if available. - Print the document
Click Print. A Save As dialog appears. Name the file and click Save. The resulting PDF uses the DPI value you set in the printer properties.
If the PDF Still Has Low Resolution
Word Exports Images at 220 DPI Even With Standard Optimization
The Standard option in Word’s PDF export uses a fixed 220 DPI. For professional printing, 300 DPI is the minimum. To force a higher DPI, you must use the Print to PDF method with a printer property set to 300 DPI or above. Alternatively, use a third-party tool like Adobe Acrobat Pro to convert the Word file to PDF with custom compression settings.
Images Were Inserted at Low Resolution Originally
If the source images are smaller than 300 DPI at the final print size, no setting in Word can increase their resolution. Check the original image dimensions. Right-click an image in Word, select Size and Position, and look at the Scale section. The original DPI is calculated as (pixel width / physical width in inches). Replace any images that fall below 300 DPI.
Word Compresses Images Even After Disabling the Setting
The Do not compress images in file setting only applies to the current document. If you open a new document or a document created in an older version of Word, the setting reverts to the default. Repeat Step 1 for every document you export. Also verify that the setting stuck by reopening Word Options and checking the checkbox.
Word PDF Export vs Print to PDF: Resolution Comparison
| Item | Word PDF Export (Standard) | Print to PDF (Microsoft Print to PDF) |
|---|---|---|
| Default image resolution | 220 DPI | Depends on printer properties; up to 600 DPI or 1200 DPI |
| Text rendering | Subset font embedding; may alter font metrics | Full font embedding; preserves exact text layout |
| Hyperlinks | Preserved | Lost unless the PDF printer supports link embedding |
| Accessibility tags | Can include structure tags | No accessibility tags |
| File size | Smaller due to compression | Larger because images are stored at full DPI |
| Best use case | Digital distribution where file size matters | Print-ready materials requiring maximum quality |
You can now produce a high-resolution PDF from Word by disabling image compression and selecting the Standard export option or by using the Print to PDF method with a high DPI printer property. For best print results, always verify that source images are at least 300 DPI at their final print size. As an advanced tip, save the document as a Word 97-2003 .doc file before exporting: this older format sometimes bypasses Word’s modern compression algorithms and yields a sharper PDF when opened in Word 2016 or later.