To select merge tags, you must be signed in to your Google Account to access the Google Add-on.

1. Press on the DEA Add-on icon from the right-side menu when you are inside a Google Docs or Google Sheet file.

2. Then press on the ACTIONS button from the navigation menu.

3. Then press on the MERGE TAGS button from the navigation menu.

4. When you reach the merge tags screen, select a value from the Select Merge Tags dropdown.

5. After you are select a value, you will be able to see and interact with other merge tags.