In the first step of the Import Mapping Template Wizard, select the mapping template that you want to use.
To start the Import Mapping Template Wizard:
Open the Designer and connect to the repository.
Open the folder that contains the source and target objects you want to use in the imported mappings. Or, open the folder that contains a shortcut to the source and target objects.
Select Mappings > Import Mapping Template.
The Import Mapping Template Wizard appears.
Click Browse. to the locate the mapping template XML file.