2. Set up your printer with system-config-printer (for example via the printer icon in the System Settings). Does this work?
3. The steps of (1) will probably only satisfy hp-setup, but not make you able to actually send faxes. To send faxes you need to install the hplip-gui package:
Please try the following:
1. In a terminal window run the command
sudo touch /usr/bin/hp-sendfax
Does hp-setup work now?
If not, run
sudo chmod +x /usr/bin/hp-sendfax
Does hp-setup work now?
Now run
sudo rm /usr/bin/hp-sendfax
to return to the original state.
2. Set up your printer with system- config- printer (for example via the printer icon in the System Settings). Does this work?
3. The steps of (1) will probably only satisfy hp-setup, but not make you able to actually send faxes. To send faxes you need to install the hplip-gui package:
sudo apt-get install hplip-gui
Please tell whether after this everything works.