For adding News to your websites go to Settings / Web / News and click green plus button in top left side of the section.
First set when will be your News displayed and also select if it will be displayed in websites or in title page slider.
Date of release can be set in future, so you can prepare more News at once and release them automatically on selected dates.
Last part is adding text version of your News in all possible language versions of your website through country flags in the top part of the window.