I experience this frequently on the Pro 5 as well. Sometimes when I pull down indicator for mobile it shows 3G or 4G, but shows no connection on the top indicator bar (see attached image).
** Attachment added: "Indicator schizofrenic about connection" https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/1579098/+attachment/4684294/+files/screenshot20160608_073809323.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1579098 Title: [touch] Mobile data connection drops, and doesn't automatically reconnect To manage notifications about this bug go to: https://bugs.launchpad.net/canonical-devices-system-image/+bug/1579098/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs