To use mail merge future, use tab on the ribbon

Mailing tab

Explanation:

THIS IS THE COMPLETE QUESTION BELOW

To use mail merge features , use tab on the Ribbon.

Tabs are been sectioned into groups,The groups under mailing tabs are utilized in performing steps needed for mail merge process. Mailing tab comes as fifth tab in the ribbon. This tabs enables the user to merge emails, preview results as well as writing and inserting different fields.