Can't change default font with VBA

I want to change the default font for the document, but when I run the code it says that "method or data member not found" for "Font" word.

So

Please Login or Register  to view this content.

does not work, as well as applying it to individual cells or table as a whole (

Please Login or Register  to view this content.

)

Please let me know hot to change the default font for a document.

Thank you!

It looks like using ".Range" word before ".Font" solves the problem.