Game DVR is a new tool in windows 10, used to record exciting moments of game scenes. Also you can video record any running program in desktop or universal. ( but in operating system it is not as good as in windows file browser or desktop.)
To access this tool, use ” G+windows ” key. System will ask you about running that tool, enable ” yes this is a game box “( lie to windows!!! ). Then you’ll see different alternatives in Game DVR suspended bar. Simply click on the red round symbol to start video recording. You can find videos in a part named Game DVR in x-box program and also in video captures of user folder in your windows account.