Canon PIXMA GM4040, Online Manual

Page: 338 / 447

Cannot Find Printer on Check Printer Settings Screen During Wi-Fi
Setup (Windows)-Checking Security Software Settings
Make sure the firewall does not interfere with setup.
The firewall of your security software or operating system for computer may limit communication between
the printer and your computer.
• If a firewall message appears:
If a firewall message appears warning that Canon software is attempting to access the network, set
the security software to allow access.
After allowing the software to access, click Redetect on the Check Printer Settings screen to
redetect the printer.
If the printer is found, follow the instructions on the screen to continue to set up network
communication.
• If no firewall message appears:
Temporarily disable the firewall and redo the network communication setup. After the setup is
complete, re-enable the firewall.
Note
• For more on firewall settings of your operating system or security software, see instruction manual or
contact its manufacturer.
If above does not solve the problem:
Checking Wireless Router Settings
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