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Jul 8, 2024 · With Windows 11, Microsoft Defender Antivirus is fully integrated and installed with the operating system, and it stays on watch for you.
- Jon Martindale
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. Microsoft Security features built into Windows 11. Windows 11 comes equipped with robust ...
- 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.
Oct 19, 2021 · Windows Security (also known as Microsoft Defender Antivirus) is a legitimate antivirus and anti-malware component built into Windows 11. It is a completely free program with capabilities that are on par with some of the paid antivirus programs such as Avast and Kaspersky.
Nov 8, 2022 · To be honest, most people do find they need to switch out of S Mode to Windows 11 Home, because they need to install 3rd party software, if you switch, that is free to do, and is not reversable, you will have the option in Defender to perform different scans.
Aug 19, 2023 · Windows 11 comes with its built-in antivirus suite which is called Windows Security (also generally referred to as Windows Defender or Microsoft Defender). It has some great security...
People also ask
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Windows 11 comes with cutting-edge security features that help protect you from malware. While staying vigilant is the most important protective measure you can take, security features in Windows 11 also help provide real-time detection and protection.
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