You set the source language of a map by assigning a relevant xml:lang attribute value to the map root element.

1. In the content library, double-click a map.
2. In the map tree, hover over the map element and click the wrench icon.
3. Fill in the lang field with a relevant language code.
   For more information on language codes, see Language Codes Reference.

You set the source language of a topic by assigning a relevant xml:lang attribute value to the topic root element.

1. In the content library, double-click a topic.
2. In the Content Editor, place your cursor in any element.
3. On the right, click Attributes.
4. In the Attributes pane, at the top, from the Element drop-down menu, select the element that corresponds with the topic type that you opened.
   • For a task topic, select Task
   • For a concept topic, select Concept
   • For a reference topic, select Reference
5. With the root topic element selected enter a relevant language code in the lang field.
   For more information on language codes, see Language Codes Reference.