There are also a multitude of minute options that you can change before making a conversion, such as 3D settings, video bitrate, resolution size, aspect ratio, frame rate, etc. Add either a file from the application window or right-click any video file on your computer and choose to convert the right-click context menu. Opera Pc Software here. This may seem strange to younger users but it always a good idea to get a physical backup of your videos somewhere in case something about your hard drive happens. Enable Enable watermark and click on the watermark image or text watermark to add a watermark in the video. Then adjust the transparency, border and watermark. You can also use this program to convert a video file to an audio file, essentially cut the video section and just leave an audio file.