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printing extra Written marks on Paper in side areas(of HP Co... - HP Support Community - 6092178
black marks on right edge of paper - HP Support Community - 6144046
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The printed pages have smudges or dots. How can I improve the print quality? - Brother Canada
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I own an HP color laser jet pro MFP M477fnw. It keeps printing with these markings. I already tried cleaning spooler in back. As well as cleaning ink cartilages. Pls help! Need
Smudges down the side of each print - HP Support Community - 6505248
