How to Fix HDMI Port Connection (TV, Windows)

What is HDMI?

HDMI stands for High-Definition Multimedia Interface. It is a dominion audio/video interface that works to transmit audio and video data from an HDMI-compliant source device to its compatible device. It is the standard connection device for all digital media streamers, laptops, and televisions.

The HDMI port allows the input device to connect to external peripheral monitors and video projectors through a single cable. This type of port can successfully replace old connections such as VGA by bringing in higher resolutions, crispier images, and clear sound.

Here is how you can fix your HMDI

Method 1: Check your HDMI Cable Connection

You need to check your HDMI cable connection first.

Step 1) You need to disconnect all your HDMI cables and unplug the power cable of your system. Wait for a couple of minutes and.

Step 2) Then, you need to plug back the power cable and connect it to your computer/laptop again. Now, check the signal to the other input/output devices with the HDMI cable.

Step 3) Then, you need to turn on your computer/laptop and check if you receive both the audio and video output now. If the problem persists, you should move on to the next solution.

Method 2: Update your Windows to the Latest Version

Sometimes updating Windows might help in resolving the issue with a faulty HDMI connection. There are many cumulative and standalone updates released by Microsoft that fix such bugs automatically.

To update Windows:

Step 1) Click on the Start button and

Then select Settings.

Update Windows to the Latest Version

Step 2) Go to Update & Security

Update Windows to the Latest Version

Step 3) In the next window

Click Check for Updates

Update Windows to the Latest Version

Step 4) Wait till the Windows downloads and installs updates

You will get the message like Checking for update.

Update Windows to the Latest Version

Step 5) After the completion of the update installation, you need to reboot the device.

Windows updates should always be applied as soon as they are released. This certainly increases the input device’s performance and implements newly added features. It also fixes the bugs and patches on the security issues existing in the system.

Method 3: Run Hardware and Device Troubleshooter

For any problems relating to the hardware and input devices on your computer/laptop, you can try troubleshooting the input device on Windows 10. To do this, follow the steps below:

Step 1) Click on the Start button and select Settings.

Run Hardware and Device Troubleshooter

Step 2) Go to Updates & Security

Run Hardware and Device Troubleshooter

Step 3) Select Troubleshoot tab from the left panel.

Run Hardware and Device Troubleshooter

Step 4) Select Additional Troubleshooters

Run Hardware and Device Troubleshooter

Step 5) Click the Program Compatibility troubleshooter

Run Hardware and Device Troubleshooter

Step 6) In the next window,

Click on the Run troubleshooter button.

Run Hardware and Device Troubleshooter

Method 4: Change Display Settings

If you are using multiple monitors on your computer and you get an issue with your HDMI port. Then it might happen because you are using the wrong display settings. So it is always a good idea that you should check the display settings on your computer and make sure you have the right settings to display your screen.

To check your display settings and monitor signal, press the Windows logo key and P on your keyboard simultaneously. A list of display modes will appear.

You can change each mode and select the option that is the best match for your needs.

Change Display Settings

  • For example, PC screen only allows access to just one screen.
  • The Duplicate option displays the same output in both the screen.
  • Extend option allows you to open two different applications in both the screen.
  • Last option, the Second screen only, allows you to view only the second screen.

If your display settings are correct and your monitor signal is received properly, you will see the best image quality on the screen connected via HDMI.

Method 5: Remove Recently Installed Software

Sometimes, removing recently installed software can fix such issues.

Here are the steps to remove recently installed software on Windows 10:

Step 1) Go to Start, open Control Panel and go to Programs option.

Remove Recently Installed Software

Step 2) Then click on Uninstall a Program option.

Select the program(s) recently added.

Remove Recently Installed Software

In case you recently installed new software on your computer, try uninstalling it. As sometimes, newly installed software may trigger compatibility issues and various connection problems. This can also be the reason if the HDMI port is not working on your Windows 10 computer. So after uninstalling the software, you should restart your computer device and check if it is repaired or not.

Method 6: Update or Reinstall your Graphics Driver

It is also possible that you have an outdated or corrupted graphics driver that might have something to do with your HDMI port working issues in certain cases.

Upgrading your graphics drivers is often a handy trick to fix the HDMI port issue. It is always a great idea to keep your HDMI device drivers up to date whenever possible. However, suppose you change something about your physical setup. In that case, you need to relocate it within the Device Manager to upgrade the HDMI drivers and ensure everything is working properly.

Here are the steps that help you to update your graphics and HDMI drivers.

Step 1) Right-Click the Start button and select Device Manager from the list

Update or Reinstall your Graphics Driver

Step 2) Double Click on the Display adapters category.

Update or Reinstall your Graphics Driver

Step 3) Right Click on your graphics driver and select Update Driver.

Update or Reinstall your Graphics Driver

Step 4) Select the option Search automatically for drivers.

Update or Reinstall your Graphics Driver

  • You should also update your video and audio drivers using the Device Manager.
  • Just right-click the device that you want to update and select the Update Driver option.

However, in some cases, if the latest HDMI drivers are not working for you, then you need to uninstall them and download the older version of your HDMI drivers.

Method 7: Uninstall and Reinstall Drivers

Here are the steps to uninstall and reinstall graphics drivers:

Step 1) Go to Start> Device Manager.

Step 2) Select Device Manager >Display Adapters > Parallel Display.

Uninstall and Reinstall Drivers

Step 3) Then, right-click on the Parallel display and select Uninstall Devices.

Uninstall and Reinstall Drivers

Step 4) When the uninstallation is complete, click the “Scan for Hardware Changes” option located on the Device Manager’s top bar.

Uninstall and Reinstall Drivers

Step 5) When the process is completed, reboot your system.

The hardware changes will detect the display connected by HDMI cable. It automatically installs the HDMI drivers as standalone or according to Windows update.

Therefore it is advisable to allow Windows to auto-install the drivers for your HDMI connected display because manual installation can cause issues if not done right.

Method 8: Check HDMI is Set as Default Device for Playback

The HDMI sound playback issue usually occurs when the connected device is not set as the sound playback’s default device.

Here is how you can fix this issue:

Step 1) Open the Control Panel.

Check HDMI is Set as Default Device for Playback

Step 2) Go to Hardware and Sound option

Check HDMI is Set as Default Device for Playback

Step 3) On the sound window, go to Manage audio devices

Check HDMI is Set as Default Device for Playback

Step 4) On the Playback tab, select the HDMI device and click on Set as Default.

Step 5) Restart your computer and see if your HDMI playback is working fine or not.

Method 9: Clean your temporary files and folders

Step 1) Go to the Start menu and select the Disk Clean-up option.

Clean your temporary files and folders

Step 2) In Disk Cleanup’s description section, select Clean up system files and select the drive that you want to clean up.

Step 3) On the Disk, select the checkboxes for the file types you wish to delete, then click OK and select the Downloaded program files and temporary Internet files option.

Clean your temporary files and folders

Step 4) Click the OK button.

Disk Cleanup is the simplest and easiest way to delete your temporary files and folders as you use your computer or browse the Internet; your PC may have stored multiple unnecessary files.

These so-called junk files can affect your computer processing speeds and lower the performance, causing apps to respond slowly and trigger HDMI audio and video issues.

Method 10: Run System Restore

Here are the steps to restore your last HDMI settings:

Step 1) Go to Settings, click Update & Security,

Run System Restore

Step 2) Then click on Recovery under the left panel.

Run System Restore

Step 3) Click on Get Started under Reset this PC and choose to keep my files.

Run System Restore

Run System Restore

This process restarts your PC and goes back to your old backup restore point, which might make your HDMI port working.

Method 11: Repair your registry

Here are the steps to repair or restore your registry data.

Step 1) Go to the start menu and select the command prompt.

Select option Run as administrator. Or,

Repair your Registry

Step 2) Go to Start > Run, and type cmd, then click on the OK button.

Repair your Registry

Step 3) Now type the line in the command prompt as shown below:sfc /scannow

Repair your Registry

You should wait for the scanning process to complete and then restart your computer.

This process replaces all corrupted files on Reboot and repairs your broken registry data. When the entire process completes, you need to check if your HDMI connection is available.

Method 12: Replace your Cable

That should be a last resort. If all the above-given methods fail, then it is certainly time to change/ or repair, or replace your broken HDMI cable and get some highly-rated HDMI cables for your system.


HDMI cables are expensive cables that help users to transmit digital audio and video signals between devices. It supports standard to ultra-high definition video signals and stereo and surround sound audio signals withstanding the electrical pressure nicely.

However sometimes, users might face some problems using HDMI cables. Therefore, it is always directed to first check the configuration of your system and plug out the power cable before connecting the HDMI cable. Furthermore, make sure that the HDMI cable is tightly and properly connected from both ends and not broken.

High-Definition Multimedia Interface is the standard high-quality connection used to get gadgets like smart television, video, and even external peripherals like monitors and projectors up and running through a single cable.

Here, are the main benefits of using HDMI cables:

  • HDMI cable offers high bandwidth of data for audio and video using just a single cable.
  • It allows home users as well as commercial users to easily set up the entertainment systems in their premises.
  • HDMI cable provides improved picture quality with better contrast and color saturation.
  • It is easy to use and set up with a range of features that can be transmitted via a single connector.
  • HDMI cable offers good quality video at low brightness scenes.

There are many reasons why your HDMI not working in Windows 10:

  • HDMI cable is not working on all your HDMI devices.
  • The audio or video is not working through an HDMI connection.
  • The size of the output image is too large for the screen.
  • The content playing through your HDMI is not working in the Windows 10 system.
  • There is a lifespan for everything, and even cables with high-powered quality can become broken or damaged and stop working.
  • HDMI video output can be choppy, which happens when a second monitor is connected via HDMI.