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HP Customer Support - Knowledge Base

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    Need Windows 11 help?

    Check documents and videos on compatibility, FAQs, upgrade information and available fixes. Windows 11 Support Center

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HP LaserJet Pro MFP M428, M429, M479, M521, M570 - Improve fax quality

Use the steps in this document to improve fax quality.

Note:

The steps vary according to the type of control panel.

Touchscreen with white background

Touchscreen with white background

Touchscreen with black background

Touchscreen with black background

Click the section below for your control-panel type and then follow the steps provided.


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Country/Region: Flag United States

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