Do you want to know about the query:
How to connect Canon mx490 printer to WiFi? Firstly, you have to turn on the printer. After that, you can Press and hold the WiFi button till the time indicator light shines. Always ensure that the blue light shines. After that, you can turn on the WPS button on your access point for sometimes. Once it is connected to the access point, power light and WiFi will flash. Finally, when the printer gets connected to Internet, both indicators turn off.
