Try choosing other hdmi sources from your remote to confirm your suspicion.
Computer to tv hdmi cable not working.
If you re not getting an image on screen at all try unplugging the hdmi and plugging it back in with the tv on and if that doesn t work leave it all plugged in but turn the tv off then on.
If that doesn t work remove the cable from the tv and try anther hdmi port and check again.
Check if your windows 10 pc is detecting hdmi or not.
Plug the other end of the cable into your laptop s hdmi out port or into the appropriate adapter for your computer.
If you are using an adapter connect that adapter to your computer.
Fix 3 restart pc with hdmi cable attached and tv being on.
If it gives the correct output then your cable is fine.
2 now restart your computer.
Take note of the hdmi input number it is being connected to.
Use the tv remote to select the hdmi port connected your pc as the video source.
Purchase the right sized hdmi cable to connect your pc to your tv.
If you are attempting to connect an hdmi device to a tv with dvi connection you may need to use an hdmi to dvi conversion cable.
Once you are at the home screen of the windows 10 pc on which your hdmi cable is not working you need to use the shortcut key windows key p.
Start by plugging your hdmi to another pc.
Fix 4 update your intel graphics driver.
If not then the pc might.
If the issue is not solved even then look for driver and compatibility.
There are several reasons why your hdmi sound might not be working.
Click the start menu on your pc.
Hdmi cable why hdmi sound does not work.
Alternatively you can use an hdmi cable with an added hdmi to dvi adapter or a dvi cable with a dvi to hdmi adapter.
This allows communication between the hdmi and dvi devices.
Make sure that the source is correctly chosen.
If the issue is not solved try changing the hdmi cable.
If not you need to replace the hdmi cable.
Click the icon that resembles a gear to open the settings menu.
You can easily do it by using the cable to connect another pc with its monitor or tv.
Connect the hdmi cable from the hdmi port on your pc to a free hdmi port on your tv.
If the issue persists then the cable or your monitor tv is likely to be the issue.
Check the hdmi ports of your input and output devices.
Check the hdmi cable to see if there are any physical damages.
1 make sure that your hdmi cable is attached and your tv is turned on.
This will bring a panel of computer display settings in front of you.
Acquire an hdmi cable.
3 if it does not work click on extend to choose extend.