Response below/inline for email didier gaumet wrote: > (original email sent 12 Feb 2026 at 14:27) > > Do you see your interface with: > sudo iw dev
Yes. > If you see your wireless interface it is manageable by your system at > low level but if your interface is mentioned in > /etc/network/interfaces then NetworkManager (nmcli, nmtui, nm graphic > applet, etc...) won't manage it until this interface is commented in > /etc/network/interfaces Ah ha, that's it. I didn't consciously put the information into that file; it must have been done during the installation of Debian yesterday. It's now working perfectly. Many thanks! Now just have issue 1 remaining (sound via HDMI). eric -- Eric S Fraga via gnus (Emacs 31.0.50 2026-02-11) on Debian 13.3

