Perfect application which allows to download netflix videos with or without subtitles. You can choose the audio settings and the quality to be downloaded. It has a great support which is always improving the tool and providing more . If you don't know this tool, you can download the free version to be abe to test on medium video quality and in case you like you can buy it!
I really recommend it!
You can download it here - https://freegrabapp.com/product/flixgrab/
And check more pictures about it: https://freegrabapp.com/wp-content/uploads/1-9.jpg