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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
How do I clear vertical lines, streaks, or smudges that appear on printed documents?
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The printed pages have smudges or dots. How can I improve the print quality? - Brother Canada
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