After removing the repositories that do not distribute software for flidas or
xenial, you need to get rid of broken packages. To list them graphically,
you can use the "Synaptic Package Manager": click on the "Custom Filter"
button (in the bottom-left corner of the window) and then on
As far as I know, those GNU/Linux distributions are not 100% free software
and not even trying.
It is another terminal-based front-end to the package manager. Like
'apt-get' and 'apt-cache' ('aptitude' provides the functionalities of both
these commands, ad more).
