How do I register my device? To register your device, download the netgem.tv mobile app from either the app store or the google playstore, once downloaded pair it with your device and follow the onscreen sign in instructions. Related articles I already have a netgem.tv HD device but had not registered. What do I do now? How does the offer work? Why should I register my device If I decide not to register my device, would I still be able to use my box? I already registered my HD device? What do I need to do now? Comments 0 comments Please sign in to leave a comment.