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2026-10-05 07:45:18 -

Why Does My Printer Leave Toner Marks on Paper?

If your laser printer is leaving toner marks, dark smudges, or multiple marks on printed paper, the issue may be a faulty toner cartridge, drum, fuser, or paper path. The presence of these marks can often make documents appear disorganized and may become more apparent as the printer streaking worsens. Being able to pinpoint the issue can help determine whether a simple cleaning and/or replacing...

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