: Obtain the IROAD PC/Mac Viewer from the IROAD Downloads page or the App Store .
Select (or AVI if MP4 is not listed) as the output format. Choose the destination folder on your computer.
: Insert your dashcam's SD card into your computer and open the viewer. Use the Export Function Select the desired video from the list.
To summarize: You cannot directly a JDR file to MP4 because a JDR file is not a video. It is a dataset of jaw movements or a CAD design.
To convert a JDR file to MP4 or AVI, you must use the official software provided by the manufacturer. Official Methods to Convert JDR Files 1. Using IROAD WiFi PC Viewer (Windows/Mac)