Convert dvr to dnxhr

Download and install the latest version of Filestar.
Right click on one or more Dvr file(s) on your desktop and select Convert with Filestar.
Type convert to dnxhr in the search box.
Press Convert.

What is the difference between .dvr and .dnxhr?

Name: Microsoft Recorded TV Show; Avid DNxHR
Extension: .dvr; .dnxhr
Format: Binary; Binary
Category: Video; Video
Developer: Microsoft
Description: Developed by Windows Media Player and it stores videos, TV program details, and time recorded. The encoded video is saved in MPEG-2 file format and is commonly used to watch recorded TV shows.
MIME Type: video/x-ms-dvr; video/quicktime
Wikipedia: .dvr on Wikipedia; .dnxhr on Wikipedia