Are you facing issues with your Canon MG3620? Most of the People don't know how to connect canon mg3620 to wifi if you're one of them then don't worry we are here to help you here read this amazing article
Ensure that your Canon Pixma MG3620 printer is turned on.
Then Press the WiFi button on the control panel of the printer and hold it till the light begins flashing.
Tap the color button and the WiFi button until the WiFi light flashes for the wireless setup process.
Go to official site and download the drivers
After completing the download the run the .exe file
For further pointer you read this blog : How to connect canon mg3620 to wifi