View, rename and delete a file

From your 'My Hub' page (please see below)

On the left hand side of your account, you will see the side menu where you can select 'Files'.

You will see a list of any files that you have uploaded 

If you click the 3 horizontal grey dots next to any file you will be able to download, rename or delete the file, or simply click the file to see a preview to the right.