Cannon MP780

Check1 Make sure that the printer is turned on. Check2 Make sure that the Wi-Fi lamp is lit on the front side of the printer. If the Wi-Fi lamp is off, Wireless LAN is inactive. To activate Wireless LAN, press and hold the RESUME/CANCEL button, then release the button when the POWER lamp flashes white 10 times.

If the printer on a network is not detected, make sure that the printer is turned on, then select Refresh. It may take several minutes to detect printers. If the printer is not yet detected, connect the machine and the computer with a USB cable, then select Refresh.

If you`re using a wired printer, make sure that the printer cable is properly connected from the printer to your PC. For wireless printers, check the wireless connection. Make sure the printer`s wireless option is turned on and available.

Check all cable connections (including the power cord) on the printer side. If the printer does have power and you`ve properly connected the communication cable, but the printer is still not recognized, try switching to a different USB port on the PC.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. – Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.

The easiest way to connect the Canon printer to the computer is via a USB cable. It`s the traditional method of connecting devices. One end of the USB remains connected to the printer, and the other must be connected to the computer`s USB port.

Open the printer`s web page and Sign in as Administrator. On the General tab select Reset Factory Settings in the menu.

Click Start on your computer, then select Devices and Printers. Right-click on the printer`s icon that did not install correctly, then select Troubleshoot. After you confirm that the printer driver for the device you want to use is not installed, select Apply this fix.

Remove any devices connected between the printer and computer (IE:USB Hub). Reseat the USB cable connecting the printer and computer by unplugging both ends, and plugging them back in. Check for a “Found New Hardware” Windows pop up installer.

Download the Canon print app from Google Play Store for Android or the App Store for iOS. Install it and ensure the printer is plugged into the mains and switched on. Check the Wi-Fi signal (a blue light) on the printer, ensuring it flashes quickly with the Online lit. Launch the Canon print app.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.

The list of printer ports can be found at: Start > Settings (gear icon) > Devices > Printers & Scanners > Print Server Properties > Port tab.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.

Make sure printer is turned on. Press and hold Wi-Fi button and release it when POWER lamp flashes 3 times. Make sure POWER lamp changed from flashing to lit.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.

Make sure printer is turned on. Press and hold Wi-Fi button and release it when POWER lamp flashes 3 times. Make sure POWER lamp changed from flashing to lit.

– The printer driver may not be installed correctly. Uninstall and re-install the printer driver. Make sure that there is a direct connection between the printer and USB port of the computer. Reboot the computer with the printer`s USB cable unattached and reconnect the cable once the computer has restarted.