I'm aware of the softw but never tried it. I use a mac so the options of burning might be a little different between programs.

You'd need to check your manual about how to change burn speed. As for UDF format, some burner programs can identify the format of a dvd. And some actually give you the option of choosing this format.

There's a support forum here: 1. Here, & 2. and here , & 3. And again , & 4. And also here