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Uninstall and reinstall the Brother driver to set up the wireless (Wi-Fi) network connection again. This device does not support a 5GHz SSID/ESSIDso you must select a 2.4 GHz SSID/ESSID. Make sure the access point/router is set to 2.4 GHz or2.4 GHz / 5 GHz mixed mode.
If your issue is not solved, the SSID ornetwork settings you entered may be incorrect. Confirm the wireless network settings.Change the authentication and encryption methods of the wireless access point/router. The available authentication methods vary depending on your Brother machine. See the manual for your machine. NDP, RA, DNS Resolver, mDNS, LLMNR responder, LPR/LPD, Custom Raw Port/ Port 9100, IPP, FTP Server, SNMPv1/v2c, HTTP Server, TFTP Client and Server, SMTP Client, ICMPv6, Web Services (Print) If the wireless connection failed, the report will show the relevant error code to help resolve the issue.
Your computer may not be connected to the same Network Name (SSID) configured on your Brother machine. If a network cable is connected to your machine, disconnect it and change the wireless setting of your machine to ON.If you want to connect with WPS, you must operate both your machine and the WLAN access point/router. Confirm the connection method for WPS on the WLAN access point/router and try starting again.