If you use the software VMIX for your video broadcasts, you need to capture the video window of MB STUDIO VIDEO. To do this in VMIX here are the instructions

1) install the latest version of VMIX, since with the previous versions the capture of VIDEO MB STUDIO does not happen correctly

2) let's set the video window of MB STUDIO in HD 1280x720

2021-10-11_194629.jpg if your stream will be 720p

or in FULL HD 1920x1080 2021-10-11_194731.jpg if your stream will be 1080p

2) let's add a new Desktop Capture source and click on Local Desktop Capture

2021-10-11_194056.jpg

3) select the VIDEO window of MB STUDIO and choose the acquisition method: "WindowsGraphicsCapture"