See 1. Go to your LW Library window, select Saved Files folder & press the Explore button. Sample image here:
Using Library Explore button to access downld folder (click on link) & the folder will open up for you. Then right-click the file from there.
2.
Setting Default video app
3.
How to make Media Player Classic my default player so be aware that you can disable some of the WMP options for being the default.
Gads I'm slow!!!!! FOTH beat me again!

I'm still catching my breath.