You can show File Path on Title Bar in Excel and Word by creating and running a Macro - and even in Quick Access Toolbar too. This post explains the process in detail.

The VBA procedures will add a bit of content to the beginning and the end of this Word document. To enter the VBA procedures, press Alt + F11 to open the Visual Basic Editor (VBE).

End Sub You can apply this macro to a template or to an existing document. If you add this macro to the template, Word will save it with every new document you create.