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Enable Multicast in Firewall on Windows 10 [How to]

Adjust the firewall settings to enable multicast

4 min. read

Updated onOctober 4, 2023

updated onOctober 4, 2023

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Key notes

At times, the Multicast streaming may not work if you have yourFirewallenabled, so in today’s guide, we’ll show you how to enable multicast in Windows 10 if it’s blocked by the firewall.

If you’re not familiar, we have a great guide on how tocast Windows 10 to TV, so you might want to familiarize yourself. As for the issues, they can be fixed as long as you follow these steps.

How do I know if multicast is enabled in Windows 10?

How do I know if multicast is enabled in Windows 10?

Remember to replace eth0 with the name of your connection.

How do I enable multicast on Windows 10 if it’s blocked by a firewall?

How do I enable multicast on Windows 10 if it’s blocked by a firewall?

1. Check for VM Network Adapter

2. Add Application to the Windows Firewall Exception List

After doing that, check if the issue is resolved.

3. Other workarounds to try

There you go, these are just some of the solutions that can help you enable multicast on Windows 10.

To learn more about this feature, visit our guide onmDNSResponder.exefor more useful information.

What method did you use? Let us know in the comments below.

More about the topics:firewall,windows 10

Tashreef Shareef

Tashreef Shareef is a software developer turned tech writer. He discovered his interest in technology after reading a tech magazine accidentally. Now he writes about everything tech from Windows to iOS and streaming services to IoT at WindowsReport.

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Reviewed byAlex Serban