PDF Printing Issues

How to Fix PDF Files Printing with Light Gray Text

Phi Hung Vo Oct 19, 2026 869 views

Question details

The user needs to know how to resolve an issue where the text in a PDF document prints as light gray rather than solid black.

How to Fix PDF Files That Print With Light Gray Text

Product: PDF Reader
Device & OS: not provided
Scenario: Printing a PDF document from a mobile device or application to a physical printer.
Observed behavior: The text on the printed page appears faded or light gray instead of standard black, despite the digital document displaying correctly.

Before you start

Before modifying your software settings, verify that your printer has sufficient black ink or toner and that the printheads are clean.

Solution 1Recommended

Adjust the System Print Settings

Modify the default print settings on your device to ensure black text printing is prioritized over grayscale or draft modes.

In most mobile and desktop environments, the PDF reader application does not directly control the printer's color output. Instead, the device's operating system manages the print spooler and color preferences. Light gray text often results from default 'Eco', 'Draft', or 'Grayscale' settings enabled at the system level.

Open the Print Dialog

Open your PDF document in your reader application and select the system Print option from the tools or share menu.

Expand Print Options

Tap the drop-down arrow or the 'More Options' menu to reveal advanced printer configuration settings.

Change Color Settings

Locate the color or print quality settings. Ensure that 'Black and White' or 'High Quality' is selected instead of 'Draft' or 'Grayscale'.

Print the Document

Tap the Print button to send the document to your printer with the updated color preferences.

System limitations: If you do not see specific color or quality options in your device's native print dialog, your specific printer driver may not support system-level configuration on your current operating system.

Solution 2

Use the Printer Manufacturer's Companion App

Bypass system limitations by printing directly through your printer manufacturer's official mobile application.

Print PDFs Clearly with WPS Office

Easily Print PDF Documents in High Quality with WPS Office

WPS Office provides an advanced PDF reader with precise printing controls. You can easily manage print quality, force black-and-white printing, and ensure your text comes out crisp and clear without relying solely on limited default system settings.

1. Open your PDF: Launch WPS Office and open the PDF file you wish to print.
2. Access the Print Menu: Tap on the Tools menu and select the Print option to open the print dialog interface.
3. Configure Color Settings: In the print settings, locate the color options and explicitly choose 'Black and White' to prevent grayscale fading.
4. Print the Document: Confirm your target printer is selected and tap Print to produce a clear, crisp copy of your document.

Advanced PDF print settings to ensure high-quality, dark text output.Fully compatible with all standard PDF formats and Adobe Acrobat files.Lightweight, fast, and free to download for everyday document needs.Seamless cross-platform syncing across mobile devices and computers.

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Frequently Asked Questions

Why does my PDF print with gray text instead of black?

This usually occurs because the printer's draft mode or eco mode is enabled, or the system print settings are defaulting to a light grayscale to save ink. It is rarely an issue with the actual PDF file itself.

Can I change print color settings directly in my mobile PDF reader app?

Generally, mobile PDF readers do not directly control printer color profiles. The printing workflow and color management are handled by your device's operating system and the associated printer driver.

What should I do if changing the print settings does not fix the gray text?

If adjusting software settings and using companion apps does not resolve the issue, the problem may be hardware-related. Run a printhead cleaning cycle, check your black ink or toner levels, and ensure the print nozzles are not clogged.

PDF Troubleshooting