Samsung Crystal UHD 4K TV (TizenOS) Voice Assistant, like Google Assistant, Bixby, and Alexa stopped working? Samsung Smart TV not recognizing Voice Commands and showing ‘This service isn’t available’ error when you know you have it installed? In this video, we will show you 3 simple but effective solutions for voice assistants not working on Samsung Smart TV in no time along with some basic Troubleshooting tips. #VoiceAssistant #SamsungSmartTV 0:00 Samsung Smart TV not responding to Voice Command 0:14 Basic Troubleshooting 0:34 Solution 1: Cold Boot 0:46 Solution 2: Change Voice Assistant 1:45 Solution 3: Use Remote Mic