1. Go to System, then Global Configuration
2. Language Manager
Below we have mentioned the details of the fields present in the Joomla Language Manager page.
Configure − Configure the installed language.
Access Administration Interface − Users are able to access the administration interface.
Create − It creates new languages in the component.
Delete − It deletes the created new languages in the component.
Edit − It edits an existing language.
Edit State − Changes the language state such as Publish, Unpublished, Archive and Trash in the component.
3. Select "Save"