this is an atom/celeron laptop with 4GB that starts BOINC as a system service during boot ?
there seems to also be a lot of broken gnome-shell extensions installed on this system that error out during startup ...
there is ifupdown installed which is probably involved with the network manager slowness (was this an upgrade from a former LTS ? (ifupdown is deprecated since years now and should not be installed at all) ...
have you ever tried a plain unmodified 20.04.1 on this machine without installing all this extra software on top ?
erm ...
this is an atom/celeron laptop with 4GB that starts BOINC as a system service during boot ?
there seems to also be a lot of broken gnome-shell extensions installed on this system that error out during startup ...
there is ifupdown installed which is probably involved with the network manager slowness (was this an upgrade from a former LTS ? (ifupdown is deprecated since years now and should not be installed at all) ...
have you ever tried a plain unmodified 20.04.1 on this machine without installing all this extra software on top ?