Hello Hello, oliviernaldo.Batanes
, and welcome to Bleeping Computer.
Here are links to multiple guides to convert the 2 formats to DVD.
Some use free programs for the conversions, and some use pay-for programs.AVI to DVD
guides (55)MP4 to DVD
Just glancing over the guides, it looks like DVD Flick
will do both conversions, and it's a free program.