9A7Y-0F7

Error Screen Displayed During the Printer Search

Follow the instructions in the error message to fix the problem.
If the message displayed prompts you to check the IP address, check the printer’s IP address setting.
Checking the Printer’s IP Address
If a message is displayed indicating that the specified IP address is being used by a device that does not support this software, check the printer’s IP address or specify the IP address again.
Checking the Printer’s IP Address
Setting IPv4 Addresses
If taking the steps listed above does not fix the problem, check the firewall settings and change the settings if necessary.
Checking and Configuring the Firewall Settings

Checking the Printer’s IP Address

Black and White Touch Panel Model / Black and White 5 Lines LCD Model 

Color Touch Panel Model 

Setting IPv4 Addresses

This section describes how to set an IPv4 address using the control panel.
For detailed information on setting IPv4 addresses, see the "User's Guide" for the respective model at the online manual site.
https://oip.manual.canon/

Black and White Touch Panel Model / Black and White 5 Lines LCD Model 

Color Touch Panel Model 

Checking and Configuring the Firewall Settings

If a message is displayed on the computer warning you that Canon software is attempting to access the network while you are using Master Setup, check the computer’s firewall settings. Then, configure the settings to allow access, as needed.