You can automate specific tasks by repurposing Word’s built-in commands. It requires a bit of VBA, but it’s super easy. Here’s how. The article, How to use VBA to update fields in a Word document ...
Automating the selection process isn’t difficult if you rely on VBA’s InputBox in Microsoft Excel. Often, you’ll want Excel users to specify a range that the app then uses in an automated way.
VBA may have a bad reputation, but it's still one of the most effective ways to automate repetitive actions in standard XLSX workbooks.