Documentation: Autolanguage plugin

Configuration - Mail Templates

Translate Mail Templates	Enable to automatically clone and translate mail templates when saving in System > Mail Templates. The plugin only works if the item being saved matches the source language.
Update Existing Translations	If 'Yes', existing translated items will be overwritten with a new translation when you save the source item. If 'No', only new items are created.
Create Associated Links	Create Associated Links If enabled, internal links in the content will be automatically updated to the corresponding items in the target language (if associations exist).
Translatable Fields	Select which fields should be processed by the translation service. Unselected fields will be copied 1-to-1 and not translated. You can choose from: Subject, Body (Text) and Body (HTML)