Microsoft Defender Antivirus is a built-in antivirus software that comes with Windows 10. However, it is also available for Linux and can protect your system from various threats. In this article, we will guide you on how to turn on PUA (Potentially Unwanted Application) protection in block mode for Linux using Microsoft Defender Antivirus.

What are Potentially Unwanted Applications?

Potentially Unwanted Applications (PUA) are software programs that may have unwanted behaviors or functions that could affect your system's performance or compromise your privacy. These applications are not necessarily malicious, but they can cause problems and should be avoided.

Why Turn on PUA Protection in Block Mode?

The block mode for PUA protection is the most secure option to protect your system from unwanted applications. When you turn on PUA protection in block mode, Microsoft Defender Antivirus will detect and block any potential unwanted applications from running on your system.

How to Turn on PUA Protection in Block Mode for Linux?

Here are the steps to turn on PUA protection in block mode for Linux using Microsoft Defender Antivirus:

1. Open the terminal and type the following command to install the Microsoft Defender Antivirus:


sudo apt-get install mdatp

2. After the installation is complete, type the following command to check the status of the Microsoft Defender Antivirus:


sudo mdatp health status

3. If the status is "Running," then the antivirus is already working. Otherwise, type the following command to start the service:


sudo systemctl start mdatp

4. Type the following command to check the PUA protection status:


sudo mdatp exclusions show --type pua

5. If the PUA protection is turned off, type the following command to turn it on:


sudo mdatp exclusions add --type pua --path / --action block

Conclusion

Microsoft Defender Antivirus is a reliable antivirus software that can protect your Linux system from various threats, including Potentially Unwanted Applications. Turning on PUA protection in block mode is the most secure way to protect your system from unwanted applications. By following the steps above, you can easily turn on PUA protection in block mode for Linux using Microsoft Defender Antivirus.

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