# 1-866-203-7571 Fix the ‘HP Officejet Pro 6978 Not Printing’ Issue

**Call HP Printer Support at 1-866-203-7571**

If your **HP Officejet Pro 6978** printer is not printing, you’re not alone. Many HP users experience similar problems where their printer refuses to print despite being powered on and connected. Whether the issue is due to **driver problems, clogged printheads, low ink levels, or wireless connectivity errors**, there are several reliable ways to resolve it.

In this detailed guide, we’ll cover **every possible reason and solution** for why your HP Officejet Pro 6978 isn’t printing. Follow these step-by-step troubleshooting methods to get your printer back up and running — or call **HP Printer Support at 1-866-203-7571** for expert assistance.

**Call HP Printer Support at 1-866-203-7571**

## **Table of Contents**

1. Introduction
2. Common Causes of HP Officejet Pro 6978 Not Printing
3. Preliminary Checks
4. Step-by-Step Solutions

* Step 1: Check Ink Levels and Cartridges
* Step 2: Clean the Printhead
* Step 3: Set Your Printer as Default
* Step 4: Update or Reinstall the Printer Driver
* Step 5: Check Network or USB Connection
* Step 6: Clear Print Queue
* Step 7: Run the HP Print and Scan Doctor
* Step 8: Perform a Printer Reset
* Step 9: Fix Wireless Printing Issues
* Step 10: Fix Printing from Mobile or HP Smart App
5. How to Check for Firmware Updates
6. Troubleshooting Printer Offline Errors
7. Additional Fixes for Color Printing Issues
8. Preventive Maintenance Tips
9. Contact HP Printer Support 1-866-203-7571
10. Conclusion

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## **1. Introduction**

The **HP Officejet Pro 6978** is a reliable all-in-one printer designed for small offices and home use. It offers high-quality printing, scanning, faxing, and wireless capabilities. However, users often report situations where the printer suddenly stops printing — even though it appears connected and ready.

This issue can be frustrating, especially when you have important documents to print. Fortunately, the problem is usually **software-related or due to maintenance needs**, and can often be fixed with a few troubleshooting steps.

If you’re not comfortable performing the steps yourself, you can always contact **HP Support at 1-866-203-7571** for quick remote assistance.

**Call HP Printer Support at 1-866-203-7571**

## **2. Common Causes of HP Officejet Pro 6978 Not Printing**

Before we jump into the fixes, let’s understand what might be causing your printer not to print:

* **Empty or faulty ink cartridges**
* **Clogged printhead or dried ink**
* **Outdated printer drivers**
* **Incorrect printer settings**
* **Print spooler service issues**
* **Wireless or USB connectivity problems**
* **Firmware or software glitches**
* **Pending print jobs blocking the queue**
* **Offline printer status**

Identifying the right cause helps you apply the most effective fix faster.

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## **3. Preliminary Checks**

Before diving into technical solutions, perform these quick checks:

1. **Ensure the printer is powered on** and the display screen is active.
2. **Check for error messages** or warning lights on the control panel.
3. **Verify ink levels** – low or empty cartridges often cause print failures.
4. **Confirm paper is loaded properly** in the input tray.
5. **Check for paper jams** inside the printer or at the rear access door.
6. **Restart your printer and computer.**
7. **Ensure the printer is connected** to the correct Wi-Fi network or via USB cable.

If everything looks fine and your HP Officejet Pro 6978 still won’t print, proceed with the steps below.

**Call HP Printer Support at 1-866-203-7571**

## **4. Step-by-Step Solutions**

### **Step 1: Check Ink Levels and Cartridges**

Low or empty ink cartridges are one of the most common reasons your printer won’t print.

#### How to Check Ink Levels:

1. On the printer’s touchscreen, tap **Ink icon** or **Ink Drop** symbol.
2. The display will show the estimated ink levels for each cartridge.
3. Replace any cartridge that shows **empty or low**.

#### How to Replace Ink Cartridges:

1. Open the **cartridge access door**.
2. Wait until the print carriage stops moving.
3. Gently press down on the cartridge to remove it.
4. Insert a **new genuine HP cartridge** until it clicks in place.
5. Close the access door and allow the printer to align the cartridges.

> **Tip:** Always use genuine HP cartridges to avoid print quality and compatibility issues.

If ink levels are sufficient, but the printer still won’t print, proceed to clean the printhead.

**Call HP Printer Support at 1-866-203-7571**

### **Step 2: Clean the Printhead**

A **clogged printhead** can prevent ink from flowing onto the paper. You can clean it manually or through the printer software.

#### Automatic Cleaning via Printer:

1. From the printer control panel, go to
**Setup → Printer Maintenance → Clean Printhead**.
2. Follow on-screen prompts.
3. Print a **test page** to check if print quality has improved.

Repeat the cleaning process up to **three times** if the issue persists.

#### Manual Cleaning (if necessary):

1. Turn off the printer and unplug it.
2. Remove the ink cartridges and gently clean the printhead area using a **lint-free cloth** slightly dampened with distilled water.
3. Let it dry for 10–15 minutes before reinserting.

After cleaning, run a test print to confirm functionality.

**Call HP Printer Support at 1-866-203-7571**

### **Step 3: Set Your Printer as Default**

Sometimes, Windows or macOS selects another device as the default printer.

#### On Windows:

1. Press **Windows + R**, type `control printers`, and press **Enter**.
2. Right-click **HP Officejet Pro 6978**, then select **Set as default printer**.
3. Try printing again.

#### On macOS:

1. Go to **System Preferences → Printers & Scanners**.
2. Select **HP Officejet Pro 6978** and set it as the **default printer**.

If this doesn’t help, reinstall the printer driver.

**Call HP Printer Support at 1-866-203-7571**

### **Step 4: Update or Reinstall the Printer Driver**

Outdated or corrupted printer drivers can prevent your printer from functioning properly.

#### Update via HP Smart App or Windows:

1. Download and install **HP Smart** from HP’s website.
2. Open the app → Select your printer → Choose **Printer Settings → Advanced Settings**.
3. Check for available driver or firmware updates.

#### Reinstall Driver Manually:

1. Open **Control Panel → Programs and Features**.
2. Uninstall all HP printer-related software.
3. Reboot your computer.
4. Download the latest driver from **support.hp.com**.
5. Reinstall it and add your printer again.

> Still stuck? Contact **1-866-203-7571** for help with driver reinstallation.

**Call HP Printer Support at 1-866-203-7571**

### **Step 5: Check Network or USB Connection**

If your HP Officejet Pro 6978 is not printing wirelessly, connection problems could be to blame.

#### For USB Connection:

* Make sure the USB cable is firmly connected to both printer and computer.
* Try a different USB port or cable.
* Avoid using USB hubs.

#### For Wireless Connection:

1. On the printer control panel, open **Wireless Settings → Wireless Summary**.
2. Verify your printer is connected to the correct Wi-Fi network.
3. Reconnect if necessary:

* Tap **Wireless Setup Wizard** and follow on-screen instructions.
4. Print a **Network Configuration Page** to verify connection.

If the printer is offline or disconnected, move closer to the router and reconnect.

**Call HP Printer Support at 1-866-203-7571**

### **Step 6: Clear Print Queue**

A stuck print job can stop all new print tasks from processing.

#### To Clear Print Queue in Windows:

1. Press **Windows + R**, type `services.msc`, and press **Enter**.
2. Locate **Print Spooler** → Right-click → **Stop**.
3. Navigate to `C:\Windows\System32\spool\PRINTERS` and delete all files.
4. Return to **Services** → Right-click **Print Spooler** → **Start**.
5. Try printing again.

#### On macOS:

1. Open **System Preferences → Printers & Scanners**.
2. Select your printer → Click **Open Print Queue** → Cancel all jobs.

**Call HP Printer Support at 1-866-203-7571**

### **Step 7: Run HP Print and Scan Doctor**

**HP Print and Scan Doctor** is a free tool from HP that automatically diagnoses and resolves printing issues.

#### Steps:

1. Download it from **support.hp.com**.
2. Launch the tool and select **HP Officejet Pro 6978**.
3. Click **Start** to detect issues.
4. Follow on-screen recommendations to fix them automatically.

If the issue persists after this step, proceed to reset your printer.

**Call HP Printer Support at 1-866-203-7571**

### **Step 8: Perform a Printer Reset**

A **hard reset** clears internal memory errors and can resolve temporary glitches.

#### To Reset HP Officejet Pro 6978:

1. Power on the printer.
2. Disconnect the power cable from the back while it’s still on.
3. Unplug it from the wall outlet.
4. Wait 60 seconds.
5. Reconnect the power cable and turn on the printer.

Now, try printing a test page.

**Call HP Printer Support at 1-866-203-7571**

### **Step 9: Fix Wireless Printing Issues**

If you’re trying to print wirelessly and it fails:

#### Reconnect Printer to Wi-Fi:

1. On the printer touchscreen, go to
**Wireless → Settings → Wireless Setup Wizard**.
2. Choose your Wi-Fi network and enter the password.
3. Wait for connection confirmation.

#### Restart Router and Devices:

1. Turn off the router and wait for 30 seconds.
2. Restart your printer and computer.
3. Reconnect everything and try again.

#### Assign Static IP:

* From printer’s settings, go to **Network Settings → Advanced → IP Settings**.
* Assign a **static IP address** to prevent frequent disconnections.

If these steps don’t help, call **1-866-203-7571** for expert wireless troubleshooting.

**Call HP Printer Support at 1-866-203-7571**

### **Step 10: Fix Printing from Mobile or HP Smart App**

If your printer isn’t printing from your phone:

#### For Android/iOS:

1. Make sure your mobile device and printer are on the **same Wi-Fi network**.
2. Open the **HP Smart App**.
3. Tap **Print Documents or Photos**.
4. If your printer doesn’t appear, tap **Add Printer** → Select **HP Officejet Pro 6978**.
5. Try printing again.

If it still doesn’t work:

* Clear the app cache (on Android).
* Reinstall the HP Smart App.
* Restart both phone and printer.

**Call HP Printer Support at 1-866-203-7571**

## **5. How to Check for Firmware Updates**

Firmware updates improve printer performance and fix software bugs.

#### To Update:

1. From the printer touchscreen, navigate to
**Setup → Printer Maintenance → Update Printer → Check Now**.
2. If an update is available, select **Install**.
3. Wait for the printer to restart after installation.

Alternatively, check for updates via **HP Smart App** under **Advanced Settings → Printer Update**.

**Call HP Printer Support at 1-866-203-7571**

## **6. Troubleshooting Printer Offline Errors**

Sometimes, the printer appears **offline** even though it’s powered on and connected.

#### Fix the Offline Issue:

1. Open **Control Panel → Devices and Printers**.
2. Right-click your printer → Select **See what’s printing**.
3. In the menu, uncheck **Use Printer Offline**.
4. Restart the printer and computer.

If this doesn’t work:

* Remove and re-add the printer.
* Ensure your Wi-Fi signal is strong.

**Call HP Printer Support at 1-866-203-7571**

## **7. Additional Fixes for Color Printing Issues**

If your HP Officejet Pro 6978 prints only black and white or misses colors:

1. Check that color cartridges are not empty.
2. Clean the printhead multiple times.
3. Align the cartridges from the printer’s maintenance menu.
4. In your print settings, ensure **“Print in color”** is selected.
5. Update printer firmware and drivers.

Still facing color printing problems?
Call **HP Printer Support at 1-866-203-7571** for step-by-step expert help.

**Call HP Printer Support at 1-866-203-7571**

## **8. Preventive Maintenance Tips**

To avoid future printing problems with your HP Officejet Pro 6978, follow these maintenance tips:

* **Print regularly** to prevent ink from drying out.
* **Keep firmware and drivers updated**.
* **Use genuine HP ink cartridges** for better compatibility.
* **Clean the printhead** every few months.
* **Avoid power interruptions** during printing.
* **Keep the printer dust-free** and in a dry environment.
* **Do not overfill paper trays** to prevent jams.

Proper care will extend your printer’s life and ensure smooth operation.

**Call HP Printer Support at 1-866-203-7571**

## **9. Contact HP Printer Support – 1-866-203-7571**

If you’ve tried all the above methods and your HP Officejet Pro 6978 still won’t print, don’t worry — help is just a phone call away.

### **Why Call HP Support?**

* Certified technicians available 24/7
* Remote troubleshooting for software and connectivity issues
* Step-by-step printhead cleaning guidance
* Assistance with wireless setup and driver installation
* Quick solutions for ink cartridge and paper jam errors

Simply dial **1-866-203-7571** to speak with HP printer experts who can guide you through the process and fix your issue instantly.

**Call HP Printer Support at 1-866-203-7571**

## **10. Conclusion**

Your **HP Officejet Pro 6978 not printing** issue can stem from a variety of factors — from empty ink cartridges and clogged printheads to driver conflicts or Wi-Fi errors. Fortunately, most of these problems can be fixed using the troubleshooting steps outlined in this guide.

Start with the basics — check ink levels, clean the printhead, and verify connectivity. If the issue persists, reinstall the drivers or reset your printer. And remember, HP’s customer support team is always ready to assist you.

📞 **Call HP Printer Support at 1-866-203-7571** for quick, professional help and get your HP Officejet Pro 6978 printing perfectly again!