Download the latest version of the Arduino IDE (as of 4/20/2018, it was 1.8.5)

Download the U8glib Library for graphical LCD screens. (Download the zip file.) Save the zip somewhere on your computer.

Load the Zip file into Arduino by going to Sketch→Include Library→Add .ZIP Library. Select the zip file you downloaded.

Check the list of libraries to make sure U8glib shows up after you import it.

Import the Sanguino Electronics board to Arduino. Go to File→Preferences, and add the following URL to the "Additional Boards Manager URLs:" https://raw.githubusercontent.com/Lauszu...

Select Sanguino from the drop-down menu Tools→Board→Sanguino