Fix Bluetooth Device and Miracast Connectivity Issues in Windows 10

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If you’re encountering issues with your Bluetooth device not supporting Miracast on Windows 10, there are several steps you can take to troubleshoot and potentially resolve the problem.

1. Check Miracast Compatibility

Before attempting to use Miracast, it’s crucial to confirm that your device is compatible. This involves checking both the graphics card and network adapter.

  • Graphics Card Compatibility:
    1. Open the Run dialog by pressing Windows key + R.
    2. Type dxdiag and press Enter to open the DirectX Diagnostic Tool.
    3. Click “Save all information” and save the DxDiag.txt file.
    4. Open the DxDiag.txt file and check for Miracast status. It should indicate “Available, with HDCP”.
  • Network Adapter Compatibility:
    1. Open PowerShell as an administrator by typing PowerShell in the search bar.
    2. Enter the command Get-netadapter|select Name, ndisversion and press Enter.
    3. Ensure the NdisVersion is above 6.30, indicating Miracast support.

2. Update Network Drivers

Outdated or incorrect network drivers can prevent Miracast from functioning properly. Updating these drivers can resolve potential compatibility issues.

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  1. Open Device Manager by pressing Windows key + R, typing devmgmt.msc, and pressing Enter.
  2. Expand the Network Adapters section.
  3. Right-click on your network adapter and select “Update driver”.
  4. Choose to search automatically for updated driver software. If none are found, visit the manufacturer’s website for manual download and installation.

Alternatively, use a reliable third-party tool for automatic driver updates to ensure all drivers remain up-to-date.

3. Enable Wi-Fi on Both Devices

Miracast requires an active Wi-Fi connection on both the sending and receiving devices. Ensuring Wi-Fi is enabled and properly configured is a critical step.

  • Enabling Wi-Fi on Windows 10:
    1. Press Windows key + R to open the Run dialog.
    2. Type ms-settings:network-wifi and press Enter.
    3. Ensure the Wi-Fi toggle is switched to On.
  • Enabling Wi-Fi on Other Devices:For other devices like smartphones or tablets, enable Wi-Fi through the device’s settings menu.

4. Change Wireless Adapter Settings

Incorrect wireless adapter settings can lead to Miracast connectivity issues. Adjusting these settings can help establish a successful connection.

  1. Press Windows key + R to open the Run dialog.
  2. Type devmgmt.msc and press Enter to open Device Manager.
  3. Expand the “Network Adapters” section and right-click on your wireless adapter, then choose “Properties”.
  4. In the Properties window, navigate to the “Advanced” tab.
  5. Find “Wireless Mode Selection” in the Property section and set it to “Auto” or manually to 2.4 GHz using the dropdown menu.
  6. Click “OK” and restart your computer to apply the changes.

5. Troubleshoot Network Issues

Windows Troubleshooter can identify and resolve various network-related issues that might affect Miracast functionality.

  1. Open Windows Settings by pressing Windows key + I.
  2. Click on “Update & Security” and select “Troubleshoot”.
  3. Choose “Additional troubleshooters” and then select “Network Adapter”.
  4. Click on “Run the troubleshooter” and follow the prompts to detect and fix issues.

6. Disable VPN and Firewall

VPN software and Windows Firewall settings can interfere with Miracast connections. Disabling them temporarily might resolve connectivity issues.

  • Disabling VPN Software:
    1. Open the VPN application you are using.
    2. Find the option to disable or turn off the VPN service.
    3. Restart your computer after disabling the VPN.
  • Disabling Windows Firewall:
    1. Press Windows key + I to open Settings.
    2. Navigate to “Update & Security” > “Windows Security” > “Firewall & Network Protection”.
    3. Turn off the Firewall for Domain, Private, and Public networks temporarily.

7. Uninstall and Reinstall Network Adapter Driver

Reinstalling the network adapter driver can sometimes resolve Miracast connectivity issues by refreshing the driver settings and configuration.

  1. Press Windows key + R, type devmgmt.msc, and hit Enter to open Device Manager.
  2. Expand the “Network Adapters” section.
  3. Right-click on your wireless network adapter and select “Uninstall device”.
  4. Confirm the uninstallation and restart your computer. Windows will automatically reinstall the driver upon reboot.

8. Use a Wireless Display Adapter

If your PC does not support Miracast natively, a wireless display adapter can be a viable alternative to enable Miracast functionality.

  • Choosing a Wireless Display Adapter: Opt for a reliable adapter like Microsoft’s Wireless Display Adapter compatible with Windows devices.
  • Setting Up the Adapter: Connect the adapter to your display and follow the manufacturer’s instructions for setup and pairing with your device.

9. Update Graphics Drivers

Outdated graphics drivers can be a common cause of Miracast compatibility issues. Keeping them up-to-date is essential for optimal performance.

  1. Open Device Manager by pressing Windows key + R, typing devmgmt.msc, and pressing Enter.
  2. Expand the “Display Adapters” section.
  3. Right-click on your graphics card and select “Update driver”.
  4. Choose to search automatically for updated driver software or visit the graphics card manufacturer’s website for the latest driver.


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