Doing translations in the Localization editor

The Localization editor has a column for the key and another for the translation. You can display all available languages in the same editor. To do this, right-click on the column header and select one of the languages in the drop-down menu.

Doing translations in the Localization editor 1:

In the upper area of the editor there is a toolbar that offers the following options:

You can create a new entry in the red and gray shaded row with a double click.