You have your name and your path flipped. name is what goes in the Uri, and path is the relative location within the root on the filesystem.
Go with:
<paths>
<files-path name="my_docs" path="Videos/" />
</paths>
You have your name and your path flipped. name is what goes in the Uri, and path is the relative location within the root on the filesystem.
Go with:
<paths>
<files-path name="my_docs" path="Videos/" />
</paths>