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Check some of the most frequent questions about Instant Ink: HP INSTANT INK, HP+ PLANS: INK AND TONER.


Check out our Black or Color Ink Not Printing, Other Print Quality Issues info about: Print quality and Cartridge Issues.
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HP LaserJet Ultra M106w
macOS 10.13 High Sierra

Hello! Please help me solve the printing problem. Q: Why do dots appear on the left edge of the paper when printing?test print.jpg

4 REPLIES 4
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Measure distance between 2 dots in mm and post here.

It's probably defective toner.




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Good day! Thanks for the help. Distance between 2 points 27 mm.IMG_9806.jpg

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27.7 mm is the charge roller that is built into the cartridge and typically you cannot clean this and the cartridge must be replaced.

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Thank! I'll try, unsubscribe about the result.

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