The reason why there is no signal when the fitness circle is connected to the TV is because the resolution is too high, so it needs to be reduced. The specific operation of connecting the TV is to open the back cover of the switch, insert one end of HDMI into the switch base, and insert HDMI and charging power cord into the box. Turn on the computer, plug in the TV at the other end, plug the game machine into the base, and adjust the video source to the channel of the current interface. After connecting, open the fitness circle for a big adventure, and then you can play TV. Fitness ring adventure game is a fitness game released by Nintendo and a role-playing game of Switch. The game supports simplified Chinese, including Chinese pronunciation. This is a fitness game.