Guest network and change of security type did not work. I suspect it's the driver. It's for 2018 and a newer one is'nt there. Only conclusion I can make is buying an other dongle.

@ Hi Dave, "secured" Can not make a connection with this network. I'm using a Realtek TTL8188FTV Wireless LAN 802.11n USB 2.0 Network Adapter

Hello, My wifi dongle cannot connect to my Deco M5. The dongle can connect to other networks, except to the Deco's. Also it cannot connect in guest mode. Do you guys have a sollution? I tried:...