How to Install Gramps Genealogy Software? Please follow the given steps for installing Gramps Software. On Apple MacOS You can use the earlier version of Gramps for backing up your Family Trees. Before installing, you must go through the instructions properly. For Intel 5.15 You need to first of all, download it. After that, you have to then give a double-click on the .dmg file for mounting the disk properly. You need to drag the gramps application to the application folder instantly. You need to give a double-click for launching it. Alternatively, you need to give a click and then have to hold the disk icon mentioned at the top of the window of the mounted disk. You have to then drag- to the respective applications folder. After that, you can quickly create the new folder that contains all the files along with README and NEWS. On Linux You have to give a double-click on the downloaded .deb file instantly. After that, you have to run the commands there: sudo dpkg -i gramps_5.1.5-1_all.deb. After that, if you have an error then you have to run sudo apt – get -f install for installing the dependencies. Also, if there is some error related to GTK installation or missing language translation then you have to then run sudo apt install language- pack- gnome-en. Thus, after that, you can easily install the proper language pack.