Found the issue is still present after clean 16.04 LTS installation if option to install updates during installation is used.
After changing network driver to 'Do not use the device', then back again, wireless signal strength and Connected desktop notification work as expected. -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager-applet in Ubuntu. https://bugs.launchpad.net/bugs/1569959 Title: 'Network Connections' update – regression Status in network-manager-applet package in Ubuntu: New Bug description: Ubuntu MATE 16.04 beta 2 After the ‘Network Connections’ update a couple of days ago (when panel notification icons switched positions (as seen in the following screen captures)). Panel notification icons previous positions http://www.pasteall.org/pic/show.php?id=101993 Panel notification icons new positions http://www.pasteall.org/pic/show.php?id=101994 Since then, wireless connections show an Ethernet notification icon while connected (up and down arrows) instead of wireless signal strength, and upon connecting Desktop notification shows Disconnected even though connection is active (see below image). http://www.pasteall.org/pic/show.php?id=101996 Thank you, David To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-applet/+bug/1569959/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp