Got the same problem in my Xubuntu, it is REALLY annoying. What is the point of that "Connect to hidden wifi" then?
lsb_release -a: Description: Ubuntu 16.04.1 LTS Release: 16.04 Codename: xenial uname -a: Linux ... 4.4.0-47-generic #68-Ubuntu SMP Wed Oct 26 19:39:52 UTC 2016 x86_64 x86_64 x86_64 GNU/Linux dpkg -s network-manager-gnome: Package: network-manager-gnome Status: install ok installed Priority: optional Section: gnome Installed-Size: 2032 Maintainer: Ubuntu Developers <ubuntu-devel-disc...@lists.ubuntu.com> Architecture: amd64 Source: network-manager-applet Version: 1.2.0-0ubuntu0.16.04.4 PS A tooltip over the dimmed "Connect" button reads as follows: "Either a password is missing or the connection is invalid. In the latter case, you have to edit the connection with nm-connection-editor first." What? ** Attachment added: "???" https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1542733/+attachment/4781530/+files/Screenshot_2016-11-15_12-29-39.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1542733 Title: Connect to Hidden Wi-Fi Network, "Connect" grayed out To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1542733/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs