https://www.debian.org/doc/manuals/aptitude/ch02s02s02.en.html Cuando quedan el flag c en un paquete significa que los archivos de configuración permanencen. Para eliminarlos totalmente sudo apt-get remove --purge nombredelpaquete Figure 2.9. Values of the “current state” flag i – the package is installed and all its dependencies are satisfied. c – the package was removed, but its configuration files are still present.