If you have tested your cable and failed many times then it’s time to seek professional help.
Nowadays HDMI connection wire is widely used in many areas, it helps you to connect with your laptop, working projector, satellite boxes and so on, also it is used in many places as well such as in theatres.
Using HDMI gives you high-quality output, but what if it stops working? It may ruin your important time, just look out for skilled technician help, they will help you in no matter of time.