Mathieu Trudel-Lapierre authored Oct 29, 2015 and Lubomir Rintel committed Jan 20, 2016

This is an Ubuntu-specific patch to enable wireless powersave by default.

Should it not work for you for some reason, you can safely add:

powersave=0

to the section:
[802-11-wireless]

In the configuration file for your connection under
/etc/NetworkManager/system-connections/.