Canon g6020 support code 5200 is one of the common errors that a Canon user faces. And it is very frustrating. But some troubleshooting methods are super effective and helpful. One of them is by restarting the printer. First, switch the printer off and remove the power cable in a canon g6020 support code 5200 state. Next, give five minutes to the printer, and then plug in the power cable. Hopefully, this method will solve your error without much hassle.