


Does Windows 11 Need Antivirus? | Windows 11 Security - MiniTool
Jul 11, 2025 am 12:35 AMDoes Windows 11 require antivirus software? In order to ensure the data security of Windows 11 computers, you need to install antivirus software to prevent threats such as viruses, malware, and spyware. This article will analyze the security mechanism of Windows 11 and recommend a free data recovery tool.
Does Windows 11 require antivirus software?
The answer is yes. Your computer should have at least one antivirus software installed to protect your computer from viruses and malware. Microsoft recommends that all Windows devices use antivirus software.
The good news is that Windows 11 comes with antivirus software called Microsoft Defender, which can provide basic computer protection. You can also choose other reliable third-party free antivirus software.
Is Windows Defender sufficient for Windows 11?
You can easily enable or disable Windows Defender. To protect your computer using Microsoft Defender, make sure it is enabled.
- Click Start -> Settings -> Privacy and Security .
- Click Windows Security Center in the right window.
- Click the Open Windows Security Center button to open the Windows Defender interface.
- You can see that this antivirus software for Windows 11 provides a set of security features. You can select the security option from the left panel and enable or disable the security feature.
For more detailed information on how Windows Security Center protects your computer, you can view this article: Check the performance and health of your computer in Windows Security Center .
The question is, can Windows Defender fully protect your computer?
Typically, you can use Windows Defender to protect your computer from installing other third-party antivirus software. However, some people think that Microsoft Defender has some shortcomings. One downside is that it may not perform well in malware detection. Another drawback is that it provides good protection for Microsoft Edge and Internet Explorer browsers, but it does not work well for other browsers such as Google Chrome and Mozilla Firefox.
If you don't like Windows 11's built-in antivirus software, you can disable it and install your favorite third-party antivirus software. Here are some popular choices for your reference.
Top 10 Antivirus Software Recommendations for Windows 11
- BitDefender Antivirus
- Avast Antivirus
- McAfee Antivirus
- Scanguard
- Norton Antivirus
- Kaspersky
- Panda Dome Security Suite
- TotalAV Antivirus
- Avira Antivirus
- AVG Technologies
Recover deleted/lost data from Windows 11 computer or laptop
To help you recover deleted or lost files on your computer or other storage devices, MiniTool software has designed a free data recovery program.
MiniTool Power Data Recovery is a professional Windows data recovery application. You can download and install this program on your Windows computer or laptop and use it to recover any deleted or lost files. You can use it to recover data from Windows computers or laptops, USB drives, SD/memory cards, external hard drives, SSDs, etc.
Its free version allows you to recover up to 1GB of data. To break through this limit, you can upgrade to its Pro version. The Pro version also allows you to recover data from a computer that cannot be started, as it includes a bootable media builder.
The above is the detailed content of Does Windows 11 Need Antivirus? | Windows 11 Security - MiniTool. For more information, please follow other related articles on the PHP Chinese website!

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