If you enabled bidirectional support and have the correct printer port selected, but still can't print, you may need to uninstall and re-install the latest printer driver. Select OK to close the Printer properties window. If not checked, select the box, then Apply. If the printer driver is set to the wrong port, select the box next to the appropriate port, then select Apply.Ĭonfirm that the Enable bidirectional support box is checked for the selected driver. USB cable-connected Canon printers should be set to USBxxx (where "xxx" is a set of numbers) under Port and Virtual Printer Port for USB under Description. Network-connected Canon printers should be set to CNBJNP under Port and Canon BJ Network Port under Description. You may need to scroll to see all the entries.
Here's how to fix it:Ĭheck the fields under the Port, Description, and Printer columns to confirm that the printer is set to the proper port. If you can't click in the box, the printer driver may be set to the wrong port. If the enable bidirectional support box is grayed out Select OK to close the Printer properties window. If not checked, select the box, then If not checked, select the box, then select Apply. Open the Printer properties screen in Windows.įrom the Printer properties window, select the Ports tab.Ĭonfirm that the Enable bidirectional support box is checked for the selected driver. The printer is connected to your computer or network before you install the printer driver.įollow the steps below to resolve the issue. The printer driver is installed before you complete a needed upgrade to the computer's operating system. Learn how to troubleshoot the "Cannot communicate with the printer" error message.
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