If you have downloaded some NRG image files and want to burn them to DVD discs. You can try ImgBurn software to do this. The following is a guide to burn NRG files to DVD discs.
Visit ImgBurn website to download ImgBurn, the software that helps you burning NRG files to DVD discs for free.
Install and launch ImgBurn.
Select Write image file to disc in the main interface of program.
Click to locate the NRG file.
Click to start the burning process.
Wait for a while and the DVD writer will return a DVD disc that extracted from NRG file.