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Why Printer Leaving Ink Smudges on the Paper When Printing
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Black Lines down the page – 4 causes & how to fix them - Toner Giant
dirty print on left side of paper only - HP Support Community - 7589542
Brother laser printer leaving black smudges all over pages. Any idea how to fix? I tried cleaning everything inside but still prints the same : r/ printers
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The printed pages have smudges or dots. How can I improve the print quality? - Brother Canada
