Am 17.12.18 um 22:53 schrieb Giacomo Fontanelli: > Hello forum > > I'm using QGIS 3.4 on my laptop with Ubuntu 18.10. > > Is it possible to install also qgis 2.18 along with qgis 3.4? > On Ubuntu, only by putting the second in a virtual box. Windows allows for separate installtions, but not Ubuntu. HTH, Andre Joost