HP Printer Printing Lines [Problems & Proven Solutions]

In this article, we will share with you proven solutions to several HP printer printing lines problems.

HP All in One Wireless Color Inkjet Printer Print Copy Scan Wireless USB Connectivity Mobile Printing with NeeGo 6 Feet Printer Cable - Grey

Table of Contents

Why is my HP Printer Printing Lines? [Reasons]

The following are reasons for the HP printer printing lines problem:

1. Clogged Nozzles – HP Printer Printing Lines

The HP printer printing lines problem occurs when the printer’s nozzles are clogged with dried ink or debris. This clog on the nozzles is what appears as lines on the paper. The clog also prevents the nozzles from supplying the right amount of ink needed for a high-quality print.

2. Issues with the Printhead – HP Printer Printing Lines

If your printer’s printhead is damaged or dirty, it can cause your HP printer to print lines. When the printhead is damaged, the only solution is to replace it.

3. Protective Seals on the Cartridge were not Properly Removed – HP Printer Printing Lines

Another reason for the HP printer printing lines problem is that the protective seals on the cartridge were not properly removed. These seals are put in place to ensure that the cartridge is transported safely without spilling. They are to be removed before installation into the printer.

If the seal is not properly removed, it can block the cartridge from properly releasing the ink needed for printing. This, in turn, can lead to the HP printer printing lines problem.

HP Printer Printing Lines [Solutions]

In this section, we will provide you with solutions to the HP printer printing lines problem for both HP Inkjet printers and HP LaserJet printers.

How to Fix HP Printer Printing Lines on HP Inkjet Printers – HP Printer Printing Lines

Do the following solutions to fix the HP printer printing lines problem on your HP Inkjet printer:

1. Clean your HP Ink Cartridges & Cartridge Cradle – HP Printer Printing Lines

The first solution to the HP printer printing lines on paper problem is to clean your printer’s ink cartridges as well as the printer cradle. We will guide you on how to clean these printer parts below.

How to Clean HP Ink Cartridges via HP Printer Toolbox

To clean your HP ink cartridges via the HP printer toolbox, follow the steps below:

Step 1: Click on the “Windows/Start” icon on the taskbar.

Step 2: Click on the “Settings” icon.

Step 3: Click on “Devices.”

Step 4: Check the left pane and click on “Printers and Scanners.”

Step 5: Click on your HP printer.

Step 6: Click on the “Manage” button.

Step 7: Click on “Printer Properties.”

Step 8: Click on the tab labeled “Services.”

Step 9: Click on “Open the HP Printer Toolbox.”

Alternatively, you can click on “Service this Device.”

Step 10: Click on the tab labeled “Device Services.”

Step 11: Click on “Clean the Print Cartridges.”

Step 12: Follow the prompts on the screen to complete the cleaning process.

Original HP 64XL Tri-color High-yield Ink Cartridge | Works with HP ENVY Inspire 7950e; ENVY Photo 6200, 7100, 7800; Tango Series | Eligible for Instant Ink | N9J91AN

How to Manually Clean HP Ink Cartridges

To manually clean HP ink cartridges, follow the steps below:

Step 1: Turn on your HP printer.

Step 2: Open the printer’s cartridge access door.

The process involved varies depending on your printer model. Therefore, we recommend that you consult your printer user manual to find out how to do this step.

Step 3: Wait for the ink cartridges to move to the middle area of the printer.

Step 4: Remove the power cable from your HP printer.

Step 5: Take out the cartridges from your HP printer.

Step 6: Place the cartridges on a sheet of paper.

Step 7: Moisten a clean fluff-free fabric with water.

Step 8: Find the copper circuitry on the cartridges.

Step 9: Clean the circuitry with the moistened fabric.

Ensure that you don’t clean or touch the cartridge’s nozzle end or nozzle plate.

Step 10: Clean the contacts on your printer’s carriage with the dampened fabric.

Step 11: With the aid of a clean dry fluff-free fabric, dry the left-over moisture on the contacts.

How to Clean HP Ink Cartridge Cradle

To clean the HP ink cartridge cradle, follow the steps below:

Step 1: Locate your printer’s ink cartridge cradle.

If you don’t know what this part looks like, we advise that you consult your printer’s user manual.

Step 2: Get swabs and moisten them with clean water.

Step 3: Clean the carriage underside thoroughly to remove any fiber that might likely contact the paper loaded into the printer tray.

Step 4: Continue with the action in step 3 until you can’t find an ink residue on the swab. 

Note: You will use different swabs for the cleaning process until a swab is ink free.

Step 5: Plug the power cable to your HP printer once you are through with the cleaning.

Step 6: Reinsert the cartridges into your HP printer.

Step 7: Close the cartridge access door.

Step 8: Turn on your HP printer.

Step 9: Print out a test page.

We recommend that you read this article: HP Printer Test Page [How To, Issues & Solutions] to learn how to print out a test page.

If cleaning the above printer parts does not resolve the lines on HP printer problem, try the next solution.

2. Clean your HP Printer Printhead – HP Printer Printing Lines

If your HP printer’s printhead is dirty, you can clean it using different methods. In this link: The Printhead is Dirty – HP Printer Printing Blank Pages, we have shared steps on how to clean your HP printhead using different methods.

Once you have cleaned the printhead, print a document.

If your HP printer has lines when printing, then it means the problem hasn’t been resolved. Therefore, try the next solution.

HP 729 DesignJet Printhead Replacement Kit (F9J81A) for DesignJet T830 MFP & T730 Large Format Plotter Printers , Black

3. Replace your HP Cartridge – HP Printer Printing Lines

In some cases, low ink or toner cartridge might be responsible for the HP printer printing with lines problem. In such a case, if your HP printer is showing lines, the solution is to replace the cartridge.

After you replace your HP cartridge, print a document.

If your HP printer prints with lines even after replacing the cartridge, try the next solution.

4. Replace your HP Printer Printhead – HP Printer Printing Lines

If your HP printer is making lines when printing, it might be a sign of a defective printhead. In this case, cleaning the printhead alone will not fix the problem. Instead, you have to replace the printhead with a new one.

When replacing the printhead, ensure that you buy one that is compatible with your HP printer. Also, ensure that it is a genuine HP printhead.

Furthermore, ensure that you install the printhead properly to avoid any other issues. You can consult your user manual to learn how to install the printhead accordingly.

If the solutions above do not work, then you need to contact HP Customer Support for further assistance.

The solutions above should work for HP envy printer printing lines and HP DeskJet printing with lines problems including HP DeskJet 2600.

How to Fix HP Printer Printing Lines on HP LaserJet Printers – HP Printer Printing Lines

Do the following steps to fix the problem if your HP LaserJet is printing with lines:

Step 1: If your HP printer has a menu, clean the drum or fuser using the printer menu. You can access this menu in the maintenance or print settings section.

Step 2: Run a general cleaning process if this feature is available.

Step 3: Take out the toner/drum unit from your printer and inspect it for damage or dirt. Ensure that you don’t touch the green drum cylinder.

Step 4: Clean the drum if it is dirty or damaged using an air duster. In case you can’t remove the dirt with this action, you might have to replace the toner/drum.

Step 5: Place the toner/drum back into your HP printer.

If your HP Laser printer is printing with lines even after doing the above steps, then you might have to change the printer’s fuser unit.

If the solutions above do not work, then you need to contact HP Customer Support for further assistance.

HP Printer Printing with Horizontal Lines [Fixed] – HP Printer Printing Lines

HP Printer Printing Horizontal Lines [Reasons] – HP Printer Printing Lines

The following are the reasons that might cause your HP printer to print horizontal lines:

i. Dirt or residue on the cartridge.

ii. Issues with the drum.

To fix your HP printer printing with horizontal lines problem, try the following solutions.

1. Leave your HP Printer Idle for 30 Minutes – HP Printer Printing Lines

If you are not in a haste to print the job, then you can leave the printer to remain idle for about 30 minutes. While the printer is idle during this period, it can repair any temporary printing issues it might be experiencing.

Once the 30 minutes are over, you can try to print the job again.

If the HP printer printing horizontal black lines problem is not resolved after allowing the printer to remain idle for about 30 minutes, then you can try the next solution.

HP OfficeJet Pro 9015e Wireless Color All-in-One Printer with bonus 6 months Instant ink with HP+ (1G5L3A)

2. Check the Ink Levels of your HP Printer Cartridges & Replace Empty or Low Cartridges – HP Printer Printing Lines

To check the ink levels of your HP printer Cartridges, click this link: Check your Printer’s Ink Levels – HP Printer Printing Lines on Photos, and follow the steps we shared.

How to Replace Empty or Low Cartridge – HP Printer Printing Lines

To replace your empty or low cartridge, follow the steps below:

Step 1: Ensure that your HP printer is on.

Step 2: Open your HP printer’s cartridge access door.

If you don’t know how to do this, we advise that you consult your HP printer user manual.

Step 3: Wait for the carriage to stop moving.

Step 4: Free the cartridge from its slot.

Step 5: Take out the cartridge from your HP printer.

Step 6: Take out the new cartridge from the packaging.

Step 7: Remove the protective tape.

Caution: Ensure that you don’t touch the ink nozzles or contacts on the cartridge. Do not attempt to re-tape the cartridge after removing the tape. If you try to perform any of these actions, it could lead to ink failure, poor electrical connections, and clogs.

Step 8: Insert the new cartridge into your HP printer.

Step 9: Ensure that the cartridge is firmly in place.

Step 10: Close your HP printer’s cartridge access door.

Step 11: Print a document.

If the HP printer printing black horizontal lines problem is not resolved, do the next solution.

3. Check the Print Settings – HP Printer Printing Lines

To check the print settings, click this link: Check the Print Settings – HP Printer Printing Lines on Photos, and follow the instructions we shared.

After checking the print settings and making the necessary changes, check if the issue is fixed. If your HP printer is still printing horizontal lines, do the next solution.

4. Clean the Cartridges Using Automatic Utility – HP Printer Printing Lines

Follow the steps below to clean the cartridges using your printer’s Automatic Utility:

Step 1: On your computer’s taskbar, locate the icon for “HP Digital Imaging Monitor”.

Step 2: Double-click on the icon for “HP Digital Imaging Monitor.”

This action will open the “HP Solution Center.”

Step 3: Click on the menu for “Settings.”

Step 4: Click on “Printer Toolbox.”

This action will open the Printer Toolbox.

Step 5: Click on “Clean the Print Cartridges.”

Step 6: Click on “Clean.”

Step 7: Follow the instructions on the screen to complete the cleaning process.

Once the cleaning process is complete, print a document to confirm if your HP printer printing horizontal lines problem is resolved.

If it is not, move on to the next solution.

HP OfficeJet Pro 8025e Wireless Color All-in-One Printer with bonus 6 free months Instant Ink with HP+ (1K7K3A)

5. Print a Diagnostic Page – HP Printer Printing Lines

To print a diagnostic page, load paper into your printer and then press down the printer’s Power button and then press down the printer’s “Cancel” button. After a few seconds, let go of both buttons. This action will print the diagnostic page.

6. Check the Diagnostic Page for Defects – HP Printer Printing Lines

To check the diagnostic page for defects, click this link: Check the Page for Defects – HP Printing Lines on Photos and refer to the instructions we shared.

7. If the Page Displays no Defects – HP Printer Printing Lines

If the page displays no defects, do the troubleshooting we shared in the “If there were no defects” section of this article.

HP Printer Printing Vertical Lines [Fixed] – HP Printer Printing Lines

Why is my HP Printer Printing Vertical Lines? [Answered] – HP Printer Printing Lines

If your HP printer prints lines down the page, the following might be responsible:

i. Low image resolution

ii. Low DPI setting

iii. Dirty printer printheads and rollers

iv. Low cartridge level

To fix your HP printer printing vertical black lines problem, do the following solutions:

1. Clean your HP Printer – HP Printer Printing Lines

The insides of your HP printer especially the rollers and plastic feeds might be dirty. This, in turn, can lead to your printer printing vertical lines.  In such a case, all you need to do is to clean these parts.

How to Clean your HP Printer – HP Printer Printing Lines

To clean your HP printer, follow the steps below:

Step 1: Turn off your HP printer by pressing the power button.

Step 2: Unplug the power cord from the outlet.

Step 3: Open the access door or top cover of your HP printer.

Step 4: Take out the cartridge(s) from your printer.

Step 5: Get a lint-free fabric and then clean the plastic paper feed that is in your HP printer.

Step 6: Get to the paper access plate and clean this printer part as well.

Step 7: Clean the printer rollers.

Step 8: Re-insert the cartridge into your HP printer.

Step 9: Plug the power cord back into the outlet.

Step 10: Turn on your HP printer.

Step 11: Print a document to confirm if your HP printer is still printing vertical lines.

If the problem persists, do the next solution.

2. Replace the Cartridge – HP Printer Printing Lines

To solve the HP printer printing vertical lines problem, you have to replace the cartridge(s) printing vertical lines on your print jobs. Ensure that you get compatible and genuine HP cartridges when purchasing the replacement cartridge.

After replacing the cartridge, check if the issue is resolved.

If it is not, then you need to contact HP Customer Support for further assistance.

Original HP 64XL Black High-yield Ink Cartridge | Works with HP ENVY Inspire 7950e; ENVY Photo 6200, 7100, 7800; Tango Series | Eligible for Instant Ink | N9J92AN

HP Printer Printing Lines Through Everything [Fixed] – HP Printer Printing Lines

If your HP printer prints lines through text, do the following solutions:

1. Clean the Printhead – HP Printer Printing Lines

Use any of the methods in this link: The Printhead is Dirty – HP Printer Printing Blank Pages to clean the printhead of your HP printer.

After cleaning the printhead, print a document.

If your HP printer prints with lines through it, do the next solution.

2. Replace the Printhead – HP Printer Printing Lines

If cleaning the printhead doesn’t resolve the problem, it indicates that the printhead is damaged. In such a case, you need to replace the printhead.

Ensure that you purchase a replacement printhead that is compatible with your HP printer. Also, ensure that you buy a genuine HP product to avoid future issues.

After replacing the printhead, check if the problem has been fixed.

If it is not fixed, do the final solution.

3. Service your HP Printer – HP Printer Printing Lines

To service your HP printer, you will need the services of a professional technician. HP provides this service and is available in certain regions. Therefore, if this service is available in your region, we advise that you contact HP Customer Support to schedule a repair date.

For printers that are still under warranty, the service will be provided for free. In the event that the problem can’t be fixed, HP will provide you with a replacement printer also free of charge.

On the other hand, if your printer’s warranty has expired, you can still enjoy this service. However, you will pay for the repair.

HP Printer Printing Half Lines [Fixed] – HP Printer Printing Lines

If your HP printer is printing half lines, do the following to resolve the problem:

1. Clean your HP Printer Cartridge – HP Printer Printing Lines

If you are asking “why is my HP printer printing half lines?” the reason might be that your printer’s cartridge is dirty. In such a case, you need to clean the cartridge. 

To clean your HP printer cartridge, refer to the instructions we shared in the Clean your HP Ink Cartridges & Cartridge Cradlesection of this article.

After cleaning the cartridge, check if the issue is resolved.

If your HP printer is only printing half lines problem even after doing the above cleaning task, try the next task.

2. Hard Reset your HP Printer – HP Printer Printing Lines

To hard reset your HP printer, click this link: How to Do Hard Reset on HP Printer – How to Reset HP Printer and then follow the steps that apply to your HP printer type.

Once the hard reset is complete, check if the issue is resolved.

If the issue is not resolved, do the task below.

3. Clean the Contacts on your Cartridge and within your HP Printer – HP Printer Printing Lines

There are copper-colored electrical contacts on your cartridge and inside your HP printer that allows your HP printer to read and use the installed cartridges. If these contacts are dirty, it could lead to the HP printer printing lines problem under discussion.

Therefore, you need to clean the contacts found on the cartridge as well as those found within your HP printer.

To clean the contacts on the cartridge and within your HP printer, click this: How to Fix Streaked Bars and Missing Lines – HP Printer Printing Lines on Photos, and then follow the steps we shared in the “Clean your cartridge contacts” subsection.

After cleaning the contacts, print a document to check if the problem is fixed.

If the problem persists, do the next

4. Replace the Cartridge – HP Printer Printing Lines

At this point, your printer’s cartridge might be damaged in one way or the other that you might not be aware of. Therefore, all that is left is to replace it.

Ensure that you purchase genuine HP cartridges only that are compatible with your HP printer.

If replacing the cartridge doesn’t resolve the problem, then you need to contact HP Customer Support for further assistance.

Original HP 67 Black/Tri-color Ink Cartridges (2-pack) | Works with HP DeskJet 1255, 2700, 4100 Series, HP ENVY 6000, 6400 Series | Eligible for Instant Ink | 3YP29AN

HP Printer Printing Missing Lines [Fixed] – HP Printer Printing Lines

Why is my HP Printer Printing Missing Lines? [Answered] – HP Printer Printing Lines

The following are the reasons for your HP printer missing lines when printing:

i. Blocked ink nozzle(s)

ii. Dried ink nozzle(s)

iii. Color mixing issue

iv. Improper printhead alignment

v. The nozzle is touching the plastic covering

To fix your HP printer printing with lines missing problem, do the following solutions in the given order:

1. Clean the Electrical Metal Contacts – HP Printer Printing Lines

To clean the electrical metal contacts of your HP printer and cartridge, click this: How to Fix Streaked Bars and Missing Lines – HP Printer Printing Lines on Photos, and then follow the steps we shared in the “Clean your cartridge contacts” subsection.

If cleaning the electrical metal contacts fail to resolve the problem, do the next solution.

2. Run the Print Cartridge Utility – HP Printer Printing Lines

To run the Print Cartridge Utility, click this link: Run Clean Print Cartridges Utility – HP Printer Printing Lines on Photos, and then follow the steps we shared.

After running the utility, check if the HP printer printing lines issue under discussion is resolved.

 If it is not, do the next solution.

3. Replace your Cartridge – HP Printer Printing Lines

To replace your cartridge, follow the steps we shared earlier in this article under the How to Replace Empty or Low Cartridge” section.

If replacing the cartridge does not fix the problem, we recommend that you contact HP Customer Support for further assistance.

HP Printer Printing Alternate Lines [Fixed] – HP Printer Printing Lines

To fix the HP printer printing alternate lines problem, do these solutions:

1. Clean your HP Printer Cartridges – HP Printer Printing Lines

To clean your HP printer cartridge, refer to the instructions we shared in the Clean your HP Ink Cartridges & Cartridge Cradlesection of this article.

After cleaning the cartridge, check if the issue is resolved.

If your HP printer printing lines problem under discussion is not resolved, try the next task.

2. Align your HP Printer – HP Printer Printing Lines

Improper printer alignment might be responsible for your HP printer printing alternate lines problem. Therefore, you need to align your HP printer.

You can align your HP printer by printing an alignment page or via the scan feature if your HP printer has a scanner.

Click this link: How to Print HP Alignment Page – HP Printer Alignment to learn how to print an alignment page.

Click this link: How to Do Alignment on HP Printer – HP Printer Alignment to learn how to perform an HP printer alignment via scan.      

If aligning your HP printer does not resolve the problem, you can do the next solution.

3. Replace the Cartridge – HP Printer Printing Lines

To replace the cartridge, follow the instructions we shared earlier in this article under the How to Replace Empty or Low Cartridgesection.

After replacing the cartridge, check if the problem has been fixed.

If the problem persists, do the solution below.

4. Service your HP Printer – HP Printer Printing Lines

The issue might be hardware related if the above solutions did not fix the problem.

To service your HP printer, contact HP Customer Support and fix a date for the repair. If the printer cannot be repaired, you will have to replace it.

Printers still under warranty are repaired or replaced for free. However, if your printer is out of warranty, you will pay for the repair and replacement. 

HP Envy Inspire 7955e Wireless Color All-in-One Printer with Bonus 6 Months Instant Ink with HP+ (1W2Y8A)

HP Printer Printing Skipping Lines [Fixed] – HP Printer Printing Lines

If your HP printer is skipping lines when printing, do the following to fix this problem:

1. Clean the Electrical Contacts on the Cartridge – HP Printer Printing Lines

To clean the contacts on the cartridge and within your HP printer, click this: How to Fix Streaked Bars and Missing Lines – HP Printer Printing Lines on Photos, and then follow the steps we shared in the “Clean your cartridge contacts” subsection.

After cleaning the contacts, print a document to confirm if the issue has been fixed.

If the issue is not fixed, do the next solution.

2. Replace the Cartridge – HP Printer Printing Lines

To replace the cartridge, do the instructions we shared earlier in this article under the How to Replace Empty or Low Cartridgesection.

After replacing the cartridge, check if the problem has been fixed.

If the problem persists, do the solution below.

3. Uninstall and then Reinstall your HP Printer – HP Printer Printing Lines

To uninstall and then reinstall your HP printer software, click this link: How to uninstall and then Reinstall your HP Printer Software – HP Won’t Scan to Computer and do the instructions under the “How to Uninstall and then Reinstall HP Printer Software” section

Once you’ve reinstalled your HP printer, check if the problem is resolved.

If your HP printer skips lines when printing even after reinstalling the software, do the next solution.

4. Contact HP – HP Printer Printing Lines

If reinstalling the HP printer software fails to solve the problem, we recommend that you contact HP Customer Support for further assistance.

HP Printer Not Printing All Lines [Fixed] – HP Printer Printing Lines

To solve your HP printer not printing all lines of text problem, do the following solutions:

1. Hard Reset your HP Printer – HP Printer Printing Lines

To hard reset your HP printer, click this link: How to Do Hard Reset on HP Printer – How to Reset HP Printer and then follow the steps that apply to your HP printer type.

Once the hard reset is complete, check if the issue is resolved.

If the issue is not resolved, do the task below.

2. Run Clean Print Cartridges Utility – HP Printer Printing Lines

To run the Clean Print Cartridge Utility, click this link: Run Clean Print Cartridges Utility – HP Printer Printing Lines on Photos, and then follow the steps we shared.

You can also run the Clean Print Cartridges Utility via the control panel of your HP printer by doing the following steps:

Step 1: Load the input tray of your HP printer with white paper.

Step 2: Press your printer’s “Setup” button.

Step 3: Navigate to and select “Tools.”

Step 4: Press the printer’s “OK” button.

Step 5: Navigate to and select “Clean Cartridge.”

Step 6: Press the printer’s “OK” button.

Step 7: A page will be printed that you can discard or recycle.

Check if the problem is fixed.

If it is not, do the next task.

Original HP 962 Black, Cyan, Magenta, Yellow Ink Cartridges (4-pack) | Works with HP OfficeJet 9010 Series, HP OfficeJet Pro 9010, 9020 Series | Eligible for Instant Ink | 3YQ25AN

3. Align your HP Printer – HP Printer Printing Lines

To align your HP printer, follow the instructions we shared earlier in this article under the Align your HP Printersection.

After you complete the alignment process, check if the problem is fixed.

If the problem persists, do the next solution.

4. Clean your HP Printer Cartridge – HP Printer Printing Lines

To clean your HP printer cartridge, follow the instructions we shared in the Clean your HP Ink Cartridges & Cartridge Cradlesection of this article.

If your HP printer is not printing all the lines even after cleaning the cartridges, do the next solution.

5. Contact HP – HP Printer Printing Lines

At this point, if none of the tasks solve the issue, then you need to contact HP Customer Support for further assistance, repair, and replacement if need be.

If your HP printer is not printing certain lines, you can also use the above solutions.

HP Printer Printing Broken Lines [Fixed] – HP Printer Printing Lines

If your HP printer is printing broken lines, do the solutions below:

1. Clean your HP Cartridge – HP Printer Printing Lines

To clean your HP printer cartridge, follow the instructions we shared in the Clean your HP Ink Cartridges & Cartridge Cradlesection of this article.

Check if the problem is resolved after cleaning the cartridge.

If the problem persists, do the next solution.

2. Align and then clean your HP Cartridges – HP Printer Printing Lines

Align and then clean your HP cartridges using any of the methods below:

How to Align and then Clean your HP Cartridges via HP DeskJet Toolbox – HP Printer Printing Lines

To align and then clean your HP cartridges via the HP DeskJet Toolbox, do the following steps:

Step 1: Locate and open the HP Toolbox on your computer.

Step 2: Choose the tab labeled “Printer Services.”

Step 3: Choose the “Cartridge Alignment” option.

Step 4: Follow the on-screen instructions to complete the alignment.

Once the alignment is complete, continue with the following steps.

Step 5: Go back to the tab labeled “Printer Services.”

Step 6: Click on “Clean the Print Cartridges.”

Step 7: Follow the on-screen instructions to complete the alignment.

How to Align and then Clean your HP Cartridges via HP Printer Assistant – HP Printer Printing Lines

To align and then clean your HP cartridges via the HP Printer Assistant, do the following steps:

Step 1: Locate and open the HP Printer Assistant.

Step 2: Choose “Tools and Updates.”

Step 3: Navigate to “Printer Maintenance.”

Step 4: Choose “Calibrate Printer.”

Step 5: Click on “Calibrate.”

Step 6: Follow the instructions on the screen.

Once the alignment is complete, continue with the following steps.

Step 7: Go back to the HP Printer Assistant.

Step 8: Choose “Tools and Updates.”

Step 9: Choose “Clean Cartridges.”

Step 10: Click on “Clean.”

Step 11: Follow the instructions on the screen.

After doing the above, check if the problem is resolved.

If the problem persists, do the next solution.

Original HP 951 Cyan, Magenta, Yellow Ink Cartridges (3-pack) | Works with HP OfficeJet 8600, HP OfficeJet Pro 251dw, 276dw, 8100, 8610, 8620, 8630 Series | Eligible for Instant Ink | CR314FN

3. Replace your HP Cartridge – HP Printer Printing Lines

To replace your HP cartridge, follow the instructions we shared earlier in this article under the How to Replace Empty or Low Cartridgesection.

After replacing the cartridge, check if the problem has been fixed.

If the problem persists, do the solution below.

4. Contact HP – HP Printer Printing Lines

If you still have problems even after trying all the solutions we have provided, then you need to contact HP Customer Support for further assistance as the issue might be hardware-related.

HP Printer Printing Blue Lines [Solved] – HP Printer Printing Lines

If your HP printer is printing blue lines, do the solutions below:

1. Replace the Cartridge – HP Printer Printing Lines

A defective cartridge is an answer to the question “why is my HP printer printing blue lines?” Therefore, you need to replace the cartridge. Since the printer is printing blue lines, it is the cyan cartridge that should be replaced if you have separate color cartridges.

After replacing the cartridge, check if the problem is fixed.

If it is not fixed, do the next solution.

2. Replace the Transfer Belt – HP Printer Printing Lines

Another reason your HP printer is printing blue lines is a faulty transfer belt. When this occurs, you need to replace the transfer belt.

Since this process is somewhat tricky, you might choose to employ the services of a qualified technician. However, if you feel you are up to the task, you can check your printer manual or online documents to learn how to change the transfer belt of your HP printer model.

3. Clean the Printhead [Inkjet Printers] – HP Printer Printing Lines

If you own an HP Inkjet printer that hasn’t been used for a while, the ink has likely clogged the printhead which in turn is responsible for your HP printer printing blue lines. If this is the case, cleaning the printhead to remove the clog should resolve the problem.

You can use any of the methods in this link: The Printhead is Dirty – HP Printer Printing Blank Pages, to clean your HP printhead.

When the cleaning process is complete, print a document to check if the problem is resolved.

If the problem persists, then you have to contact HP Customer support for father assistance. 

HP Printer Printing Green Lines [Solved] – HP Printer Printing Lines

If your HP printer is printing green lines, do the following solutions:

1. Restart your HP Printer – HP Printer Printing Lines

To restart your HP printer, click this link: Restart your HP Printer – HP Printer Printing Black Lines, and then follow the steps we shared.

Print a test page to check if the issue is resolved.

If green lines still appear on the page, do the next solution.

2. Hard Reset your HP Printer – HP Printer Printing Lines

To hard reset your HP printer, click this link: How to Do Hard Reset on HP Printer – How to Reset HP Printer and then follow the steps that apply to your HP printer type.

If the hard reset doesn’t fix the problem, try the next solution.

HP OfficeJet Pro 6978 All-in-One Wireless Printer, HP Instant Ink, Works with Alexa (T0F29A)

3. Replace the Cartridge – HP Printer Printing Lines

The cartridge might be defective; therefore, it needs to be replaced. If you don’t know how to perform this process, we recommend that you consult your HP printer user manual.

After replacing the cartridge, check if that resolved the problem.

If it did not, do the next solution.

4. Update your HP Printer Firmware – HP Printer Printing Lines

To update your HP printer firmware, click this link: Update your HP Printer Firmware – HP Printer is Slow, and then use any of the methods we shared to update your HP printer firmware.

If updating your HP printer firmware fails to fix the issue, then you need to contact HP Customer Support for further assistance.

HP Printer Printing Red Lines [Solved] – HP Printer Printing Lines

If your HP printer is printing red lines, do the following solutions:

1. Clean your HP Printer Cartridge – HP Printer Printing Lines

If the red cartridge nozzle or tricolor cartridge nozzle is clogged, it could cause red lines to appear on the print job. When this happens, cleaning the cartridge should fix the problem.

To clean your HP printer cartridge, follow the instructions we shared in the Clean your HP Ink Cartridges & Cartridge Cradle section of this article.

Print a document to check if the issue is fixed.

If your HP printer is printing red lines even after cleaning the cartridge, do the next solution.

2. Clean your HP Printer Printhead – HP Printer Printing Lines

A dirty printhead might also be the reason your HP printer is printing red lines. If this is the case, you need to clean the printhead.

To clean your HP printer printhead, click this link: The Printhead is Dirty – HP Printer Printing Blank Pages, and then follow the steps on how to clean your HP printhead using different methods.

Once you have cleaned the printhead, print a document.

If your HP prints red lines even after cleaning the printhead, then it means the problem hasn’t been resolved. Therefore, try the next solution.

3. Clean the Inside of your HP Printer – HP Printer Printing Lines

If the inside of your printer especially the roller and the transfer belt is dirty, it might lead to your printer printing red lines. In such a situation, you need to clean the printer.

To clean the inside of your HP printer, follow the steps we shared earlier in this article under the How to Clean your HP Printer section.

If your HP LaserJet printing red lines problem is not resolved after cleaning the printer, do the next solution.

4. Reinstall the Cartridge – HP Printer Printing Lines

Since the printer is printing red lines, then it means the issue might be caused by the magenta cartridge not being installed correctly. If you are using a single cartridge for all the colors, then the tri-color cartridge might not be installed correctly.

Therefore, you have to remove the offending cartridge from your HP printer, and then reinstall it correctly. Ensure that the cartridge snaps firmly into its place when you install it.

After reinstalling the cartridge, check if the issue is resolved.

If the issue persists, try the next solution.

5. Replace the Cartridge – HP Printer Printing Lines

If reinstalling the cartridge doesn’t do the trick, then it means that your magenta cartridge is faulty and should be replaced. You can consult your printer user manual to learn how to replace the cartridge.

Once you replace the cartridge, print a document to check if the problem is fixed.

If your printer still prints red lines, then you need to contact HP Customer Support as the problem might require the servicing of your device.

Contacting HP ensures that you get the best repair service, and in the situation whereby your printer is still under warranty, the repair will be done for free. Moreover, you will also get a free replacement printer if your HP printer cannot be repaired.

However, if your printer is out of warranty, such free services won’t be provided.

Original HP 962 Cyan, Magenta, Yellow Ink Cartridges (3-pack) | Works with HP OfficeJet 9010 Series, HP OfficeJet Pro 9010, 9020 Series | Eligible for Instant Ink | 3YP00AN

HP Printer Printing Yellow Lines [Solved] – HP Printer Printing Lines

If you are asking “why is my HP printer printing yellow lines?” the answer is probably as a result of a defective yellow cartridge. Replacing the cartridge with a new one should resolve the problem.

Ensure that you get a genuine HP cartridge that is compatible with your HP printer.

If for any reason the replacement cartridge is still producing yellow lines, then you need to replace the drum.

If replacing the drum doesn’t fix the problem, then you need to contact HP Customer Support for further assistance.

Why is my HP Printer Printing Pink Lines? [Answered] – HP Printer Printing Lines

If your HP printer is printing pink lines it might be that the magenta cartridge ink or toner level is low or the cartridge is faulty.

To resolve the problem, you need to replace the cartridge. Ensure that you get a genuine HP cartridge, not a generic cartridge or one from another brand. This will save you from further issues in the future.

If changing the cartridge doesn’t fix the problem, then you need to service your HP printer as the issue might be hardware-related.

HP Printer Printing Blank Lines [Solved] – HP Printer Printing Lines

If your HP printer is printing with blank lines, do the following solutions:

1. Restart your HP Printer – HP Printer Printing Lines

To restart your HP printer, click this link: Restart your HP Printer – HP Printer Printing Black Lines, and then follow the steps we shared.

Once your printer is in its ready state, print a document.

If the document is displaying blank lines, do the next solution.

2. Run Clean Print Cartridges Utility – HP Printer Printing Lines

To run the Print Cartridge Utility, click this link: Run Clean Print Cartridges Utility – HP Printer Printing Lines on Photos, and then follow the steps we shared.

Check if the issue is resolved after running the Clean Print Cartridges Utility by printing a document.

If the document still has blank lines, try the next solution.

3. Align the Cartridges – HP Printer Printing Lines

To align the cartridges in your HP printer, follow the instructions we shared earlier in this article under the Align and then clean your HP Cartridges section.

Once you are done with the alignment process, print a document.

If the document doesn’t have blank lines, then the problem is fixed.

However, if there are blank lines, check the next solution.

4. Print a Test Page – HP Printer Printing Lines

In some cases, printing a test page has been reported to resolve certain HP printer printing issues.

Therefore, we recommend that you print a test page and check if that will fix the problem.

If you don’t know how to print a test page, we recommend that you read this comprehensive article: HP Printer Test Page [How To, Issues & Solutions] where we provide step-by-step guides on how to print a test page for different HP printer models.

After printing the test page, print a document.

If the document is free of blank lines, then the issue has been fixed.

However, if there are blank lines, try the next solution.

HP ENVY Pro 6455 Wireless All-in-One Printer, Mobile Print, Scan & Copy, Auto Document Feeder, HP Instant Ink ready, Works with Alexa (5SE45A)

5. Clean the Electrical Contacts on the Cartridges and within your HP Printer – HP Printer Printing Lines

To clean the electrical metal contacts of your HP printer and cartridge, click this: How to Fix Streaked Bars and Missing Lines – HP Printer Printing Lines on Photos, and then follow the steps we shared in the “Clean your cartridge contacts” subsection.

If your HP printer is still printing blank lines after doing the above, do the next solution.

6. Replace the Cartridge(s) – HP Printer Printing Lines

 A defective cartridge might be responsible for the problem under discussion. In such a case, the solution to the problem is to replace the defective cartridge.

When getting a replacement cartridge, ensure that you get a genuine cartridge that is compatible with your HP printer. The best way to ensure this is to buy the cartridge from authorized HP retail stores or other renowned stores.

If replacing the cartridge doesn’t fix your HP printer printing white lines problem, then you need to contact HP Customer Support for further assistance.

HP Printer Printing Double Lines [Fixed] – HP Printer Printing Lines

If your HP printer is printing double lines, then the problem is caused by the wrong height of the carriage. This disproportionate height occurs when a part connected to the carriage is missing or broken.

When this happens, the only solution is to take out the carriage and then change the missing or broken part (usually the bushing).

You will need the services of a professional technician to carry out the repair process as it can be somewhat difficult.

HP Printer Printing Faded Lines [Solved] – HP Printer Printing Lines

To fix your HP printer printing faint lines problem, do the following:

1. Replace the Cartridge – HP Printer Printing Lines

Faded lines are an indication that the cartridge ink or toner levels are low. Therefore, to fix the problem, you need to replace the cartridge.

If replacing the cartridge doesn’t fix the problem, or you are certain that the ink or toner level is not low, then you can try the next solution.

2. Clean the Printhead – HP Printer Printing Lines

To clean your HP printer printhead, click this link: The Printhead is Dirty – HP Printer Printing Blank Pages, and then follow the steps on how to clean your HP printhead using different methods.

If after this cleaning process, your HP printer is still printing faded lines, do the next solution.

3. Change the Fuser Roller (For Laser Printers) – HP Printer Printing Lines

Sometimes, toner can get stuck on your printer’s fuser roller. When this happens, it might lead to your HP printer printing faded lines.

To confirm if this is the issue, take out the fuser roller from your printer and then check for stuck toner on this printer part. If you find stuck toner, then you need to replace the fuser roller.

4. Reinsert the Transfer Roller (For Laser Printers) – HP Printer Printing Lines

The transfer roller in your printer might not be installed correctly and this can cause faded lines. Therefore, you need to take out the transfer rollers from your printer and then reinsert it. If this process is difficult, you should seek the assistance of a technician.

Apart from the transfer roller not being positioned correctly, a foreign object might be stuck on it. In such a case, you need to clean it using a dry fabric. Alternatively, you can use a compressed air can to blow away the dirt. Ensure that you don’t touch the roller with your hand.

5. Contact HP – HP Printer Printing Lines

If none of the solutions above resolve the problem, then you need to contact HP Customer support for further assistance.

HP DeskJet 3755 Compact All-in-One Wireless Printer, HP Instant Ink, Works with Alexa - Stone Accent (J9V91A)

HP Printer Printing Jagged Lines [Solved] – HP Printer Printing Lines

If your HP printer is printer is printing jagged lines, do the following:

1. Use another Paper Brand – HP Printer Printing Lines

The issue might be because of the paper quality in use. To be sure that the paper is not the cause of the problem, use another paper brand to print.

If your HP printer doesn’t print jagged lines on the paper, then the quality of the previous paper is the cause of the issue. Continue printing with the new paper brand.

However, if the issue occurs even with a different paper brand, then you should try the next solution.  

2. Replace the Cartridge – HP Printer Printing Lines

A low or empty cartridge might cause your HP printer to print jagged lines. Therefore, you have to replace the low or empty cartridge.

Your printer manual should contain instructions on how to replace the cartridge if you don’t know how to replace the cartridge.

After replacing the cartridge, print a document to check if the issue is resolved.

If the issue persists, do the next solution.

3. Change the Print Setting – HP Printer Printing Lines

To change the print setting, click this link: Check the Print Settings – HP Printer Printing Lines on Photos, and follow the instructions we shared.

After changing the print setting, print a document to check if the issue is fixed.

If the printer still prints jagged lines, do the next solution.

4. Uninstall your HP Printer from the Root Level and then Reinstall it – HP Printer Printing Lines

To uninstall your HP printer from the root level and then reinstall it, click this link: How to Uninstall HP Printer from its Root Level and then Reinstall it – HP Printer Assistant Error Opening External Application and then follow the steps we shared.

If uninstalling your HP printer from the root level and then reinstalling it does not resolve the problem, do the next solution.

5. Align your HP Printer via the Control Panel – HP Printer Printing Lines

To align your HP printer via the control panel, follow the steps:

Step 1: Load your printer’s input tray with plain paper.

Step 2: Swipe your printer’s control panel display left.

Step 3: Touch “Setup.”

This action will open the printer’s setup menu.

Step 4: Swipe your printer’s control panel display down.

Step 5: Touch the “Printer Maintenance” option.

Step 6: Touch the “Align Printer” option.

Step 7: Your printer will print out an alignment page.

Step 8: Touch “OK.”

Step 9: Discard or recycle the alignment page.

If your HP printer doesn’t have a control panel display, you can align your HP printer by printing an alignment page or via the scan feature if your HP printer has a scanner.

Click this link: How to Print HP Alignment Page – HP Printer Alignment to learn how to print an alignment page.

Click this link: How to Do Alignment on HP Printer – HP Printer Alignment to learn how to perform an HP printer alignment via scan.   

After aligning your HP printer, print a document.

If the lines are still jagged in the print job, then you need to contact HP Customer Support for further assistance.

HP Printer Printing Wavy Lines [Solved] – HP Printer Printing Lines

If your HP printer is printing wavy lines, you need to service the printer. To do this, contact HP Customer support and fix a repair date for your printer. This option is more beneficial for printers still under warranty because the repair will be free since HP is the one performing it.

However, if your HP printer is out of warranty, you can contact any reliable and competent technician around you to check the printer.

If servicing the printer doesn’t resolve the problem, you might have to get a new printer.

HP Printer Not Printing Table Lines [Solved] – HP Printer Printing Lines

If your HP printer is not printing table lines, we recommend that you read this article: HP Printer Not Printing Gridlines [Quick Fix] to learn how to resolve this HP printer problem.

HP Printer Printing Lines [Other Problems & Solutions]

We could not discuss all the HP printer printing lines problems in this article. Therefore, we have provided links below to other articles we have written on this site that covers those other problems.

HP Printer Printing Lines on Photos [Solved]
HP Printer Printing Black Lines [Solved]
HP Printer Printing Lines When Copying [Solved]