I am also seeing very similar effects. The menu doesn't show the wifi connection points at all and sometimes the network icon in the top panel disappears completely. As others have found control via Settings works fine. Ubuntu 18.04 on a Lenovo Lifebook.
I am also seeing very similar effects. The menu doesn't show the wifi connection points at all and sometimes the network icon in the top panel disappears completely. As others have found control via Settings works fine. Ubuntu 18.04 on a Lenovo Lifebook.