Canon PIXMA G5040 Online Manual page 300

For details, see the instruction manual supplied with the wireless router or contact the manufacturer.
After taking measures above, 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 the printer cannot be detected, the printer is not connected to the wireless router. Connect the printer to
the wireless router.
After connecting the printer to the wireless router, set up the network communication from the beginning.
If is displayed:
Cannot Find Printer on Check Printer Settings Screen During Wi-Fi Setup (Windows)-Checking
Printer's IP Address
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