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Network Key (Password) Unknown

Diagnose and repair the network connections using Wi-Fi Connection Assistant.

Download Wi-Fi Connection Assistant from the below page, and install it on your computer.

Refer to below in regard to starting up Wi-Fi Connection Assistant.

If the problem persists after diagnosis and repair with Wi-Fi Connection Assistant, check the following items.

WPA/WPA2/WPA3 Key Set for wireless router Unknown, Cannot Connect

Check the wireless router settings. For more on setting up a wireless router, see the instruction manual provided with the wireless router or contact its manufacturer. Make sure your computer can communicate with the wireless router.

Setting an Encryption Key

Select the encryption containing WPA2.

Note

  • The factory default of wireless router supporting WPA3 may be set to WPA3.

Make sure your computer can communicate with the wireless router using the settings you have selected. For more on setting up a wireless router, see the instruction manual provided with the wireless router or contact its manufacturer.

  • Using WPA2/WPA3 (Windows)

    The authentication method, Wi-Fi password, and dynamic encryption type must be identical among the wireless router, the printer, and your computer.

    Enter the Wi-Fi password configured on the wireless router.

    Either TKIP (basic encryption) or AES (secure encryption) is selected automatically as the dynamic encryption method.

    For details, see If WPA/WPA2/WPA3 Details Screen Appears.

    Note

    • This printer supports the following.

      • WPA-PSK (WPA-Personal)

      • WPA2-PSK (WPA2-Personal)

      • WPA3-SAE (WPA3-Personal)

    • Some printers support IEEE802.1X/EAP (WPA/WPA2/WPA3 Enterprise). To configure IEEE802.1X/EAP (WPA/WPA2/WPA3 Enterprise), you also need to configure the authentication (Radius) server.

      Contact the network administrator for more information.

    • This web page contains information about several models. Depending on the specifications of the printer you are using, some of the features described (connection, scanner/copy and etc.) may not apply.

      For details about the functions of your printer, see Product Specifications.