Canon MG7520 is a multifunction printer that comes with the advantage of printing better-looking outputs, particularly for photos. The printer supports Wireless PictBridge, which will let you print directly from any Canon camera that supports Wi-Fi and PictBridge. Paper handling is on a meager side but is quite enough for a micro office environment. The MG7520’s dedicated photo tray can withstand up to 20 sheets of 4-by-6-inch photo paper or 10 sheets of 5-by-7 inch paper. Another delightful feature is that it can print on optical discs. Mobile printing is the strongest point; you can easily connect your mobile device (Android, iOS, Windows phone), tablets to the printer for a seamless printing and scanning experience.


In the below sections, we have provided solutions for some of the commonly occurring issues on the Canon MG7520 printer. The issues include: Printer not printing in Black, printer not found on the network, scanner not working, printer not responding, printer support code B206, AirPrint not working, Printer not turning on, printer not able to recognize ink. According to the printer issue, toggle through the troubleshooting steps.

Canon Mg7520 Not Printing Black


  • Try to replace the cartridges that are low on ink or gonna be empty. Ensure that the ink cartridges are installed in the respective slots.
  • Double-check if the tapes are removed entirely from the cartridges.
  • See if the vents of the cartridges are not clogged.
  • However, you can fix the clogged issue by using a pin. Still, if your printer is not able to print like before, then move on to the below troubleshooting method.


  • Connect your Canon printer to a reliable power supply.
  • Press the Menu button.
  • Use the printer’s navigation buttons to go to the Setup menu.
  • Go inside the Maintenance window.
  • Select the Deep cleaning option.
  • Perform deep cleaning about two to three times.
  • Now see whether you are able to print documents properly.

Canon Mg7520 Not Found On Network


Your printer software can also cause problems with network printers. Follow the below-given steps to get rid of the issue.

  • Press the Windows key + R to open the Run dialog box.
  • Type the text - devmgmt.msc and press the OK button.
  • Expand the Printer section.
  • Locate and right-click on your Canon printer for driver update.
  • Select Search automatically for driver.
  • Once the updates are installed successfully, restart your PC.
  • Check if there is any improvement in the overall printing.

Canon Mg7520 Scanner Not Working


  • If your Canon printer doesn’t scan after upgrading the computer from an older version to a newer version, then there are high chances for compatibility issues. So, you need to change the computer's Operating System or the printer itself.
  • Apart from this, look for any physical damage on your PC and the Canon printer.
  • If the wires are not plugged properly, this might lead to abrupt actions.
  • If you have connected the printer wirelessly, then check if the Internet connection is working properly.

Canon Mg7520 Printer Not Responding

Canon Mg7520 Troubleshooting


  • Corrupted system files can also be another factor behind the printer not responding issue.
  • Follow the below steps to run a System File Checker on your computer.
  • Go to the Command Prompt window.
  • Input DISM.exe /Online /Cleanup-image /Restorehealth and pressReturnbefore initiating a System File Checker scan.
  • Type the command line sfc /scannow and press the Enter key.
  • The scan might take about half an hour to complete.
  • Once the scan is done, restart your computer.
  • Now check whether the Canon printer is responding as per your commands.


  • Running the built-in printer troubleshooter can sort out many printer problems.
  • Go to Settings > Update & Security > select Troubleshoot > select and run the printer troubleshooter.
  • It will identify and sort out the issues that are running on your PC.


  • If you can compromise with the changes that you have made earlier, then resetting the Canon printer will be a good troubleshooting option.
  • This resetting process might fix the not responding issue.
  • The resetting process is pretty much straightforward; you just need to go through the printer’s control panel to reset the printer.
  • Refer to the printer’s manual for more details on how to reset the printer to its factory default.

Canon Mg7520 Support Code B203

The support code B203 says to power off the printer and contact the service center. Before taking any help, try the below troubleshooting steps.


  • Turn off your printer.
  • Remove the cables from the printer and plug them back in again.
  • Firmly press and hold the printer’s Power button for about 30 seconds.
  • Check whether this simple reset process can solve the printer not printing problem.


  • Click on the Windows Start icon.
  • Open the Control Panel window and go to Devices and Printers.
  • Locate your Canon MG7520 printer.
  • Right-click on your printer icon and click Remove Device.
  • Re-add the printer to your computer via a USB cable.

Canon Mg7520 Airprint Not Working

AirPrint is an excellent technology that lets you print from an iOS device or Mac to a printer. Follow the below steps to solve the AirPrint issue.

  • Move the router closer to the printer.
  • Check for interference.
  • Ensure that your Apple device is not in AirPlane mode.
  • Check whether both the printer and Apple device are on the same Wi-Fi network.
  • Check whether both the iPhone and printer are running on the latest software.
  • Turn both the devices off, wait for a few seconds, and then turn them on again.
  • Try switching your iOS device's Wi-Fi bandwidth (2.4 GHz to 5 GHz).
  • As the last step, you can restart your router.

Canon Mg7520 Will Not Turn On

  • Cross-check whether the printer is not in sleep mode.
  • When the Canon printer is idle for a certain period, it will enter into sleep mode, which is common.
  • Press any button on the Canon printer control panel to see if it wakes from the sleep mode.
  • Cross-check whether the power cord is firmly connected to the electrical supply.
  • Also, make sure that the socket is working correctly.
  • If possible, try a different power cord.
  • If none of the above-mentioned troubleshooting steps help you get rid of the issue, you must unplug the USB cable from the rear end of the Canon printer.
  • Make all the necessary connections and turn on the printer.

Canon Mg7520 Ink Not Recognized


  • Open the scanner unit and access the cartridge area.
  • When the carriage slides to the center, just pull out the power cord without powering off the printer.
  • Remove the ink cartridges from their respective slots.
  • Pull out the printhead using your fingers.
  • Clean the printhead and re-insert it once again.
  • Insert the ink cartridges.
  • Close the cartridge area and the scanner unit.


  • Open the front cover and look into the cartridge section.
  • Look if the cartridges are not empty by any means.
  • If it is empty, replace it right away.
  • If you find that the cartridges are not empty, then as a next step, check the expiry dates of the cartridges.
  • Usually, expired cartridges tend to dry up and form a thicket making their use problematic.
Canon Mg7520 Troubleshooting

So, we have gone through each and every issue and tried our best to provide the appropriate troubleshooting steps. For more explanations and queries, call our technicians.