Scan an item with Windows Security in Windows 10
You can search individual files and directories with Windows Security (Windows Defender Security Center in previous versions of Windows 10) to ensure they’re secure. If any risks are discovered, you will be informed immediately.
Right-click the files or directories you want to scan, then pick Scan with Microsoft Defender. When the scan is over, you’ll see the Scan options tab, which will show you the scan results.
Go to Start > Settings > Update & Security > Windows Security > Virus & threat protection to allow Microsoft Defender Antivirus in Windows Security. Then go to Manage settings (or Virus & threat security settings in previous Windows 10 versions) and switch Real-time protection on. After that, Microsoft Defender Antivirus will start up automatically. Turn on Microsoft Defender Antivirus by uninstalling all other antivirus programs if you’re using Windows 10 Enterprise.
Stay protected with Windows Security
Windows 10 comes with Windows Security, which offers the most up-to-date antivirus protection. From the moment you start Windows 10, your computer will be actively secured. Windows Security checks for malware (malicious software), viruses, and other security threats regularly. Updates are automatically downloaded in addition to this real-time security to help keep your computer safe and secure.
Security Center for Windows Defender
In S mode, Windows 10
If you run Windows 10 in S mode, some features will be slightly different. The Virus & Threat Defense area has fewer options since this mode is simplified for tighter security. But don’t worry: this mode’s built-in protection prevents viruses and other threats from running on your computer, and you’ll automatically receive security updates.
Important security info
Windows 10 comes with Windows Protection, which includes Microsoft Defender Antivirus, an anti-virus software. (Windows Security was formerly known as Windows Defender Security Center in previous versions of Windows 10.)
Microsoft Defender Antivirus will switch off automatically if you have another antivirus program installed and switched on. Microsoft Defender Antivirus will automatically reactivate if you uninstall the other app.
See Fix Windows Update Errors and the Windows Update FAQ if you’re having trouble receiving Windows Security updates.
See Repair or delete an app in Windows 10 for instructions on how to do so.
Create a local user or administrator account in Windows 10 to convert your user account to an admin account.
Understand and customize Windows Security features
Windows Security is where you can handle the resources that keep your computer and data safe:
Defense against viruses and other threats. To help identify the latest threats, keep an eye on your computer, run scans, and get updates. (If you’re using Windows 10 in S mode, some of these options aren’t available.)
Account protection. Sign-in options and account settings, such as Windows Hello and dynamic lock, are available.
Firewall and network security. Manage your firewall settings and keep an eye on your network and internet connections.
Power over the app and the browser. To help secure your computer from potentially harmful applications, files, websites, and downloads, update the settings for Microsoft Defender SmartScreen. You’ll have exploit security, and you’ll be able to configure your system protection settings.
Device safety. Examine the built-in protection features to help protect your computer from malicious software attacks.
Quality and quality of the device With the new update of Windows 10, you can view status information about your device’s performance health and keep it clean and up to date.
Options for the whole family. Keep an eye on your children’s online behavior as well as the gadgets in your home.
With these Windows Security features, you can configure how your computer is secured. Select Start > Settings > Update & Security > Windows Security to get to them. Then choose the feature you want to investigate.