User Manual

Note
•
IJ Network Device Setup Utility allows you to diagnose and repair the network status.
Select the link below to download IJ Network Device Setup Utility and install it.
Checking Printer Connection Status Using IJ Network Device Setup Utility
See below for starting up IJ Network Device Setup Utility.
•
For Windows:
Starting Up IJ Network Device Setup Utility
•
For macOS:
Starting Up IJ Network Device Setup Utility
Check7
Make sure you are using a valid channel.
Usable wireless channels may be limited depending on wireless network device used by your computer. See
the instruction manual provided with your computer or wireless network device to check usable wireless
channels.
Check8
Make sure channel set on wireless router is a usable channel as confirmed in
Check 7.
If it is not, change the channel set on the wireless router.
Check9
Check the settings of security software's firewall.
If your security software's firewall is on, a message may appear warning you that Canon software is attempting
to access the network. If this warning message appears, set security software to always allow access.
If you are using any programs that switch between network environments, check their settings. Some
programs use a firewall by default.
Check10
If printer is connected to an AirPort Base Station via LAN, make sure you
use alphanumeric characters for network identifier (SSID). (macOS)
If the problem is not resolved, redo setup.
• For Windows:
Perform setup using the Setup CD-ROM or from the web page.
• For macOS:
Perform setup from the web page.
• Positioning:
Make sure there are no obstacles between the wireless router and the printer.
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