Ubuntu server 18.04 wifi issue

We using rock pi 4b with wifi
I try to connect wifi to router using nmtui but getting error (Clould not activate connection: Activation failed: the base network connection was interrupted )

Another method - nmcli dev wifi connect ssid password ******
Error: Connection activation failed: (0) No reason given.

How to connect rock pi wifi to router ?
How to solve the issue ?

Thanks & Regards

Hi, vasudhevan

Here’s a solution: Unable to connect wifi ap