qgis
Installing Qgis on Ubuntu/Debian
You need to install Qgis on Ubuntu. There is standard documentation, but the proposed solutions do not work. apt-get does not ... ort
gpg --fingerprint 3FF5FFCAD71472C4
gpg --export --armor 3FF5FFCAD71472C4 | sudo apt-key add -
That didn't help either.