To troubleshoot an HP printer printing too light, start by checking the ink levels to ensure they're sufficient. If low, replace or refill the cartridges. Next, access the printer settings on your computer and ensure the print quality is set to a higher resolution. Clean the printheads using the printer's built-in maintenance tools to remove any clogs or dried ink. Additionally, adjust the print density or saturation settings if available in the printer's software.
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