Answer:The TV is very old. It is not a smart TV, nor does it have an Internet cable interface. It cannot connect to the network, but you can use an HDMI cable to directly connect the box to watch TV.
Answer:First, you have to switch the signal source. If you have tried any method, it is recommended that you only use the replacement method to determine. You can use the HDMI cable to directly contact the computer's display to try.