You can install v5 or a nightly build from
https://launchpad.net/~js-reynaud/+archive/ubuntu/kicad-dev-nightly
or
https://launchpad.net/~js-reynaud/+archive/ubuntu/kicad-5
You can install v5 or a nightly build from
https:/ /launchpad. net/~js- reynaud/ +archive/ ubuntu/ kicad-dev- nightly
or
https:/ /launchpad. net/~js- reynaud/ +archive/ ubuntu/ kicad-5