Change your settings at any time to adjust how and when you see notifications and which apps and settings are your top quick actions. To change notification settings for all senders, under Notifications, turn all notifications on or off, and change when and where you'll see your notifications.

If you trust a file, file type, folder, or a process that Windows Security has detected as malicious, you can stop Windows Security from alerting you or blocking the program by adding the file to the exclusions list.

Change notification and quick settings in Windows. In Windows 11, notification center is where you'll find app notifications and quick settings—which give you quick access to commonly used settings and apps. You can change your notification settings at any time from the Settings app.

The Notifications page of Windows Security settings lets you configure what kind of notifications you want to receive. You can find it by going to Settings in the lower left corner of the Windows Security app and selecting Manage notifications.

Follow these steps to automatically diagnose and repair Windows security problems by turning on UAC, DEP protection, Windows Firewall, and other Windows security options and features. Select the Download button on this page.

Learn how to remove malware from your PC. Use Microsoft Defender Antivirus in Windows 10 or Windows 11 to scan your PC for malware, viruses, or other threats.

Virus & threat protection in Windows Security helps you scan for threats on your device. You can also run different types of scans, see the results of your previous virus and threat scans, and get the latest protection offered by Microsoft Defender Antivirus. Under Current threats you can:

You can start a scan for malware any time you like. Note: Microsoft Defender currently offers anti-malware on Windows, Android, and macOS. Windows Android Mac. From the Microsoft Defender dashboard. Select Device details.

Windows Security has reputation-based protection that can help protect your PC from potentially unwanted applications. Potentially unwanted app blocking was first introduced in the Windows 10 May 2020 update and is turned off by default for enterprise and consumer customers.

Notifications at a glance. Select the date and time in the taskbar to open the Notification Center. (You can also swipe in from the right edge of your screen, or press Windows logo key + N.) Select the notification to read more or take action. Don't want to take any action?