Opening a new cartridge and finding the prints are just as streaky as with the old one is a genuinely frustrating experience. Before you assume the printer itself is at fault, it's worth understanding that new cartridges cause streaking in several distinct ways — and most of them are fixable in under ten minutes.
Cause 1: The Protective Pull-Tab Was Left On
Most inkjet cartridges ship with a small adhesive tab or strip of tape covering the nozzle plate. This protects the cartridge during transit and storage. If it's not removed before installation, the cartridge will appear to be working — the printer accepts it, the ink level shows full — but nothing can actually exit the nozzle.
Remove the cartridge, check the bottom (the side that faces down toward the paper) for any remaining tape or protective film, remove it, and reinstall. Even small residual fragments can partially block nozzles and cause uneven output.
Cause 2: Dried Ink Residue on the Nozzle Plate
If a cartridge has been sitting in a drawer or storage for an extended period, ink near the nozzle opening can dry slightly even through the protective seal. This creates a partial blockage that manifests as consistent streaking across the page — typically in one colour.
To fix this: remove the cartridge and gently dab (don't wipe) the nozzle plate with a piece of lint-free cloth or a folded square of kitchen paper lightly moistened with distilled water. Do not rub — you risk pushing dried ink further into the nozzle. Allow to dry for 30 seconds before reinserting.
Cause 3: Air in the Ink Channel
Some cartridges, particularly after being stored for a while, develop air pockets in the internal channel between the reservoir and the nozzle. This starves certain nozzles of ink intermittently, producing streaks that aren't consistent — they may appear in different positions across multiple prints.
Run the printer's built-in printhead cleaning utility (usually found in the printer's settings menu or its software on your computer). For most printers, one or two cleaning cycles will clear the air pocket. Avoid running more than two or three cycles back-to-back — each one consumes a meaningful amount of ink.
Cause 4: The Printhead Itself Has Dried Residue
On printers where the printhead is built into the printer body rather than the cartridge, a new cartridge won't resolve a clogged printhead. The printhead is a permanent component that can accumulate dried ink, particularly if the printer has sat unused for several weeks.
In this case, the cleaning cycle is your starting point. If two or three cycles don't resolve it, the printhead may need a more thorough manual clean. This involves removing the cartridges, soaking the printhead area with a small amount of distilled water, allowing it to absorb, and then running a cleaning cycle again.
Cause 5: A Genuinely Defective Cartridge
It does happen. Cartridges occasionally leave the factory with nozzle defects, damaged seals, or incompatible chip data. If you've worked through the above steps and streaking persists with a new cartridge that you've checked thoroughly, the cartridge itself is likely defective.
Return it to the retailer — most have a straightforward exchange process for defective consumables. If you bought direct, the manufacturer's support line can issue a replacement.
How to Tell Which Cause You're Dealing With
Print a nozzle check pattern (most printers have this option in their maintenance settings). This prints a grid or pattern of lines in each ink colour. Gaps in a specific colour's lines point to a blocked or malfunctioning nozzle for that ink. If all colours show gaps, it's more likely a printhead issue. If only one colour shows a problem and it's the colour you just replaced, check that cartridge specifically.