I used sudo gnome-control-center to open the network configure and turned my wireless on. But it still greyed in nm-applet menu.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to network-manager in Ubuntu. https://bugs.launchpad.net/bugs/851023 Title: "Enable Wireless" in Network Manager Applet grayed out Status in “network-manager” package in Ubuntu: New Bug description: In my panel, "Enable Wireless" is grey and unchecked although I have a working wireless network. It used to work correctly. But after latest update it cannot work. Besides, in System Settings => User Accounts, the "unlock" greyed, too. My account type is Administrator, in the root group. My network-manager is 0.9.0-0ubuntu3. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/851023/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : [email protected] Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp

