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This article will help you to fix the error “0x300006xc – Unable to connect” while using Microsoft Remote Desktop application on a Mac.

Learn how to resolve the “0x300006xc – Unable to Connect” error when using on the Mac version of the Microsoft Remote Desktop application by following the below steps:

Method a:

1. Check the dock on a Mac to ensure that the Microsoft remote desktop application is completely closed.
2. If the icon is visible on the dock, right-click and select Quit.

3. If it isn’t terminating, select the Microsoft remote desktop application.
4. Click the Apple icon, and then select Force Quit to force Microsoft Remote Desktop to shut down.
5. To connect to the server, relaunch Microsoft Remote Desktop.

Method b: Check Network Connectivity
Ensure that your Mac is connected to the internet and that you have a stable network connection. Try opening websites or using other online services to verify your connectivity.
Method c: Check Remote Computer Settings
Make sure that the remote computer you’re trying to connect to has Remote Desktop enabled and is configured to allow incoming RDP connections. You might need administrative access to check and modify these settings.
Method d: Check Firewall and Security Software
Verify that there are no firewalls or security software on your Mac or the remote computer blocking the RDP connection. You might need to create an exception or allow Remote Desktop traffic through the firewall.
Method e: Update Remote Desktop App
Ensure that you’re using the latest version of the Microsoft Remote Desktop app on your Mac. Sometimes, updating the app can resolve compatibility issues.
Method f: Update Operating System
Keep your macOS updated to the latest version. Software updates can include improvements and bug fixes that might impact RDP connectivity.
Method g: Check Remote Desktop Gateway (if used)
If you’re using a Remote Desktop Gateway, ensure that it’s properly configured and accessible. Verify the settings and make sure it’s set up correctly on both ends.
Method h: Check Remote Desktop Settings
Double-check the settings within the Microsoft Remote Desktop app. Make sure you’ve entered the correct IP address or hostname of the remote computer, and that the credentials are accurate.
Method i: Restart Remote Computer
Sometimes, a simple restart of the remote computer can resolve temporary connectivity issues.
Benefits:
Here’re the 4 benefits of resolving the “0x300006xc – Unable to Connect” error when using the Mac version of the Microsoft Remote Desktop application:

• Seamless remote access: By fixing the issue, you will be able to connect to remote desktops and access files, programs, and resources from anywhere.
• Improved productivity: Correcting the error enables uninterrupted remote working sessions, allowing you to interact with colleagues, access critical information, and complete tasks swiftly resulting in enhanced productivity.
• Savings in time and money: Instead of wasting time debugging connection difficulties, correcting the error allows you to focus on your business, resulting in potential cost savings.
• Convenience and flexibility: With a steady connection, you can enjoy the ease and flexibility of remotely accessing your desktop or work environment, allowing you to manage tasks and schedules more effectively.

Conclusion:
Overall, addressing the “0x300006xc – Unable to Connect” issue allows for smooth remote access, increased productivity, cost savings, convenience and flexibility, and trustworthy remote assistance.
If you’re still having trouble resolving the error when using the Mac version of the Microsoft Remote Desktop application and need more help, feel free to contact us at +1-855-223-4887.