Why is my HDMI wire not working?
Andrew Ramirez
Published May 03, 2026
Why is my HDMI wire not working?
If your HDMI connection is still not working, it’s likely there are hardware issues with your HDMI port, cable or your devices. This will resolve any problems you might be experiencing due to your cable. If changing the cable doesn’t work for you, try your HDMI connection with another TV or monitor or another computer.
What are the symptoms of a bad HDMI cable?
Common problems that may be signs or symptoms of a bad HDMI cable include:
- “Shooting stars” or sparkling in the picture.
- Fuzzy or blurry picture.
- No picture or intermittent picture.
- No sound or intermittent sound.
- Weird colors in the picture.
- Remotes don’t work.
Do I need to unplug HDMI to get picture?
As the title states, unplugging and re-plugging the HDMI cable is the only way to get the computer to understand that there is a display plugged in, thus sending a signal.
Why does my TV say no HDMI cable?
If it is not connected properly, it will continue to display the message of NO signal. Step 1: Check which HDMI port of the TV is connected with the PC or laptop. Step 2: Go to the start button. Click on the Input icon. Here select the right HDMI input. Step 3: Set the correct resolution that is required for displaying the best quality on your TV.
How can I Make my HDMI cable work?
Step1: Make sure that the HDMI port is connected to the correct input port of the TV. Check it by selecting the Start Button and then the Input option. To check the correct input port press Enter. Step 2: Ensure that the device is powered on and is running.
Why is my computer not connecting to my TV?
Unplug the HDMI cable from your computer/TV, reboot your computer, and reattach the cable. You should also inspect that the HDMI ports (PC and monitor/TV) aren’t covered with debris or dirt. Also, use a soft-bristled brush to clean those ports. If your PC still can’t establish an HDMI connection with the monitor or TV even after those checks.
Can a coaxial cable be used for a HDMI cable?
The Coaxial cable is used for Standard Definition that’s all. Therefore, just check it for once, whether TV supports the HD or STD. Step1: Make sure that the HDMI port is connected to the correct input port of the TV. Check it by selecting the Start Button and then the Input option. To check the correct input port press Enter.
If it is not connected properly, it will continue to display the message of NO signal. Step 1: Check which HDMI port of the TV is connected with the PC or laptop. Step 2: Go to the start button. Click on the Input icon. Here select the right HDMI input. Step 3: Set the correct resolution that is required for displaying the best quality on your TV.
Step1: Make sure that the HDMI port is connected to the correct input port of the TV. Check it by selecting the Start Button and then the Input option. To check the correct input port press Enter. Step 2: Ensure that the device is powered on and is running.
The Coaxial cable is used for Standard Definition that’s all. Therefore, just check it for once, whether TV supports the HD or STD. Step1: Make sure that the HDMI port is connected to the correct input port of the TV. Check it by selecting the Start Button and then the Input option. To check the correct input port press Enter.
How many HDMI input ports do I Need?
The majority of HDMI devices have two or more HDMI input ports. So it is important that the HDMI display’s source of input is set to the same HDMI port connected to your PC. If the input source is HDMI 1, you’ll have to connect the cable to the HDMI 1 port. If your PC and HDMI device use different cable types, you can buy and make use of adapters.
