I am uploading a video in CommandCenterHD but the page loader just keeps spinning, why? Just like downloading a video, uploading a video may take some time to process… especially if it is a large file. Related articles What video file formats are supported in CommandCenterHD? What types of video formats does CommandCenterHD support? Can I play videos from YouTube on my digital signage, using CommandCenterHD? PowerPoint Publisher - Tutorial When I upload a remote image it says ‘Loading . . .’ where the image should be, why?