Note• Use 2.4 GHz frequency band to connect to a wireless router. Match the network name (SSID) set for theprinter with that for 2.4 GHz frequency band of the wireless router.To check the current network settings of the printer, print out the network setting information.Printing Network SettingsNote• 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 UtilitySee below for starting up IJ Network Device Setup Utility.For Windows:Starting Up IJ Network Device Setup UtilityFor macOS:Starting Up IJ Network Device Setup UtilityCheck5 Make sure the printer is not placed too far away from the wireless router.If the distance between the printer and wireless router is too far, wireless communication becomes poor. Placethe printer and wireless router close to each other.Note• Though an antenna is attached to most wireless routers, note that some of them have it inside.Check6 Make sure wireless signal is strong. Monitor signal status and move printerand wireless router as necessary.Place the printer and wireless router where there are no obstacles between them. Wireless communicationbetween different rooms or floors is generally poor. Wireless communication can be impeded by buildingmaterials containing metal or concrete. If the printer cannot communicate with the computer over a Wi-Fi dueto a wall, place the printer and the computer in the same room.In addition, if a device like a microwave oven that emits radio waves of the same frequency bandwidth as awireless router is nearby, it may cause interference. Place the wireless router as far away from interferencesources as possible.Check the signal strength on the LCD.Indication of LCDNote• 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 UtilitySee below for starting up IJ Network Device Setup Utility.214