This is a short instruction how to install Rocrail on a RasPi 3, based on my german instructions.
Install a Rasbian OS as instructed on raspberry on the sd-card, use the "RASPBIAN STRETCH WITH PIXEL" version (full version of os).
Connect the raspi to the internet, put the sd-card into the raspi and start the raspi (power ON). It starts with the Pixel-desktop. Configure the raspi to your needs and run the os-updates
sudo apt-get update and
sudo apt-get upgrade. Reboot the RasPi.
Connect the raspi to the internet. Open the browser and call
www.rocrail.net/snapshots. Select the Raspbian Installation file for download.
Finishing the download select
save this file.
Open the filemanager, select section
Downloads, selct the installationfile an make a right mouse-click. Select
Sicherheitsabfrage und Passwortabfrage
Update Rocrail is done as a new installation. Your Rocrail-settings and Your Rocrail-plans will be saved.