How To Videos

  • How to install the app and import an Epub file

  • How to change the color and font

  • How to create a PDF file from the 3lines app




  • How to paste characters in the app

  • How to change the dictionary language

  • (Espanol) Instale la aplicacion de 3lines org

  • (Espanol) Importe el archivo EPUB en 3Lines org