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Canon Cannot Communicate With Scanner [RESOLVED]


Recently a majority of Canon users complained of facing an error message which goes like “Cannot communicate with scanner” on their Windows 10 system. 

While the causes behind it can be multiple, the most common reason for facing this error message is power settings. Thus it is advised to shift to the Power saving mode in order to resolve it easily.

Apart from that, there are other ways too, using which you will be able to resolve this error message. Follow this article thoroughly to learn and implement them.

Causes behind “Cannot Communicate With Scanner” Error Message

Before moving on to the solutions, let’s discuss some of the reasons why you may confront this error message. We have listed some of them below for you.

  • Poor Wireless Connection
  • Defective USB Cable
  • Scanner drivers that are outdated
  • Inaccurate installation of Scanner Driver
  • Insufficient power within the scanner

Easy Tricks to Fix “Cannot Communicate With Scanner” Canon Error on Windows 10

Hopefully, the above section granted you sufficient information regarding the causes behind the error message “Cannot Communicate With Scanner”. Let’s take a look into some of the easy ways in which you’ll able to resolve it.

Fix 1:Update and Reinstall the Drivers 

It is recommended to reinstall the Canon drivers first so that you can fix this error message easily. This is because many times the error message might be equated to the drivers. To perform this solution, follow these steps given below. 

  • Press the Windows+I keys simultaneously and select the Device Manager option from the list appearing on your screen.
  • Discover and Right-Click on Canon driver option and then select the “Uninstall device” option from the menu.
  • In doing so, a confirmation dialog box will appear on your system screen. Mark “Remove driver software for this device” option and then click on Uninstall.
  • After removing the driver, choose “Scan for hardware changes” option. Now, Windows will reinstall the missing drivers.

An outdated driver can be another reason why you are confronting the error message on the scanner. Thus, make sure to go to the official website of Canon and download the latest drivers for the scanner. To update the drivers automatically, follow the steps listed below.

  • Go to Start and search for Device Manager. 
  • Double click and Right-click on the category that you need to update.
  • Click on Update Driver and then “Search automatically for updated driver software” option.
  • This will update your driver to the current version.

Fix 2: Enable Bidirectional Support

Another reason why you may encounter “Cannot communicate with scanner” error message is due to an inaccurate configuration of the printer. Thus, make sure to configure it correctly so that that the printer or scanner can work efficiently. Here is how you can do so.

  • Press the Windows+S keys simultaneously and then type Control Panel in it. Choose the Control Panel option from the list.
  • Go to “Devices and Printers” and then right-click on your printer. Select “Printer Properties” and then navigate to the Ports tab. 
  • Mark “Enable directional support” and click on Ok. This will save the new changes made by you. 

Fix 3: Run the Troubleshooter

You may also encounter this error message if there are certain technical glitches within your system. Besides, your printer and scanner might not be configured correctly as well. Thus run a troubleshooter to fix this issue. Here is how you can do so.

  • Press the Windows+I keys together to launch the Settings app
  • Go to Update & Security and then select the Troubleshoot option from the menu. Click on Printer and then on the “Run the troubleshooter” option.
  • Follow the instructions appearing on the screen for a succesful completion of the troubleshooting process.

Fix 4: Move the Faulty directories

Users claim that they have solved the issue by moving certain directories. Here we have mentioned the steps by which you will be able to perform this solution easily. Follow it thoroughly.

  • Go to C:\twain_32 directory. 
  • Within that, leave PIXMA and wiatwain.ds but transfer other files and directories to a new folder.
  • Restart your computer. This will recreate the missing files and the problem should be resolved.

Fix 5: Clean Boot

You can also try performing a clean boot to get rid of this issue easily. To do so, follow the steps mentioned below.

  • Press the Windows+R keys simultaneously and then type “msconfig” . Hit the Enter button.
  • Once the System Configuration Windows appears, Go to Service tab. Mark “Hide all Microsoft services” and then click on “Disable all”. 
  • Go to Startup and then select the “Open task manager” option. In doing so, you will see a list of startup applications on your screen. Right-click on all the entries and select “Disable”.
  • Close the “Task Manager” and go to the “System Configuration” window. Click on Apply and Ok. Restart your system.

These were some of the techniques by which you can resolve the error message “cannot communicate with scanner” on your Windows 10 system easily. Please let us know whether these solutions were helpful for you or not in the comment section below. 


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