Ubuntu 17.04 Cannot Connect WI-FI

The following is the workaround for fixing Wi-Fi connection of Ubuntu 17.04 or higher versions.

1. Type command

sudo vi /etc/NetworkManager/NetworkManager.conf

2. At the bottom of this file, copy and paste the following to a file

[device]

wifi.scan-rand-mac-address=no

3. Then restart network of system using command

sudo service network-manager restart

4. Try to connect Wi-Fi again. This should also work for other Ubuntu version.

Rangsiman Ketkaew