How to Connect Canon MG3620 to Wifi

  1. Ensure that your Canon Pixma MG3620 printer is turned on.
  2. Then Press the WiFi button on the control panel of the printer and hold it till the light begins flashing.
  3. Tap the color button and the WiFi button until the WiFi light flashes for the wireless setup process.
  4. Go to official site and download the drivers
  5. After completing the download the run the .exe file

For further pointer you read this blog : How to connect canon mg3620 to wifi