sudo iwconfig "interface" essid "ssid" interface not connecting to access point

[atneal]

UBUNTU 20.04
i run the command

sudo iwconfig "interface name" essid "ssid"
the panda wireless adapter blinks but doiesnt connect to the access point.
any solutions?

[wildmanne39]

Moved to Networking and Wireless.

[chili555]

UBUNTU 20.04
i run the command

sudo iwconfig "interface name" essid "ssid"
the panda wireless adapter blinks but doiesnt connect to the access point.
any solutions?

Is there any encryption on the network; WPA2-AES, we hope? The wireless can't connect without the password. Moreover, iwconfig hasn't any way to connect with WPA or WPA2.

Why not use Network Manager?

Is this a server? If so, use netplan.