How to Create a wifi / wireless hotspot in Ubuntu 20.10 (Groovy Gorilla) or ubuntu 20.04.1 LTS support ios and Android

Press Ctrl + Alt + T to Open Terminal and enter the following command.

nm-connection-editor

When the ‘Network Connections‘ window appear, click plus (+) button

select Wi-Fi from the drop-down menu box and press Create

And then please type your wifi name

Type your connection name
Type your SSID name
Mode: Hotspot

next go to Wi-Fi security tab and Select WPA & WPA2 Personal then type your wifi password (8 digit)

After that open Setting > Wifi > Click 3 dot on the top-right menu and click Connect to Hidden Network

Last Step Select your connection name and click connect