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Jan 23, 2024 · If you already have the latest Windows 11 operating system, will you need additional antivirus software? Learn how Windows 11 can keep your laptop secure with built-in antivirus and security features like Microsoft Defender and your Microsoft Edge browser .
- Stay protected with Windows Security - Microsoft Support
Windows 10 and 11 include Windows Security, which provides...
- Microsoft Defender Antivirus in Windows Overview
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- Stay protected with Windows Security - Microsoft Support
Jan 23, 2023 · Fortunately, you may not need to as both Windows 10 and Windows 11 now come with their own antivirus software called Microsoft Defender Antivirus, aka Windows Defender.
- Anthony Spadafora
- Overview
- How to install update definitions on Defender Antivirus
- How to scan for malware on Defender Antivirus
- Quick Scan
- Full Scan
- Custom Scan
- How to exclude scan locations on Defender Antivirus
- How to perform offline malware scan on Defender Antivirus
- How to view scan malware history on Defender Antivirus
- How to allow threats on Defender Antivirus
How-to
If you're new to the Microsoft Defender Antivirus, use this guide to learn everything you need to manage the security feature to protect your computer.
Jump to:
•Update definition
•Perform scans
•Exclude scan paths
To update the definition of the Microsoft Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Virus & threat protection updates" section, click the protections updates option.
•Click the "Check for updates" button.
Windows 11 automatically scans your computer for malware using the Microsoft Defender Antivirus. However, if you suspect the device may be infected, you can use the available options to perform a scan manually.
A quick scan takes the least amount of time because it only scans the locations where malware is more likely to hide.
To perform a quick scan with the Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Scan options setting.
A full scan takes the longest because, as the name implies, it scans all the locations on the hard drive.
To perform a full scan with the Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Scan options setting.
A custom scan allows you to scan a particular section of the main drive or external storage. Usually, you would use this feature to check an external USB drive, flash drive, or a specific file you downloaded from the internet.
To perform a custom scan with the Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Scan options setting.
If you want to prevent the antivirus from scanning a particular folder or file, you can add and remove scanning locations.
To prevent the Microsoft Defender Antivirus from scanning specific locations, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Virus & threat protection settings" section, click the Manage settings option.
On Windows 11, you may sometimes come across complex malware that the antivirus may not be able to remove while the system is running. In this case, you can perform an offline scan. When activating this feature, the computer will restart and go into the Windows Recovery Environment (WinRE) to perform a scan while the system is offline.
To perform an offline scan with the Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Scan options setting.
Whether you recently performed a virus scan or want to view recent protection actions, the Microsoft Defender Antivirus also includes a page where you can review the protection history and recommendations.
To view the protection history of the Microsoft Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Protection history option.
Sometimes, the antivirus may detect an application or file as a threat when you know it comes from a trusted source. If this happens, the application includes an option to allow the threat.
To allow a threat on the Defender Antivirus, use these steps:
•Open Start.
•Search for Windows Security and click the top result to open the app.
•Click on Virus & threat protection.
•Under the "Current threats" section, click the Allow threats option.
Windows 10 and 11 include Windows Security, which provides the latest antivirus protection. Your device will be actively protected from the moment you start Windows. Windows Security continually scans for malware (mal icious soft ware), viruses, and security threats.
Jun 20, 2023 · Do You Need Antivirus Software, or Is Windows Defender Good Enough? The layered security approach that Windows 11 adopts is commendable, offering protection against a wide array of threats. However, the question remains: Are these measures enough to neutralize or protect against major security threats and malware?
Jun 19, 2024 · Windows 11 includes several security enhancements over its predecessors: Microsoft Defender Antivirus: A built-in antivirus solution that provides real-time protection against malware, viruses, and other threats. It uses cloud-based intelligence to detect emerging threats.
People also ask
Is Microsoft Defender Antivirus available in Windows 10?
Does Windows Defender work on Windows 11?
What happens if I uninstall Microsoft Defender Antivirus?
Do I need antivirus software for Windows 10 & 11?
May 2, 2024 · Microsoft Defender Antivirus is available in Windows 10 and Windows 11, and in versions of Windows Server. Microsoft Defender Antivirus is a major component of your next-generation protection in Microsoft Defender for Endpoint.
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