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.

The Windows Malicious Software Removal Tool (MSRT) helps remove malicious software from computers that are running any of the following operating systems: Windows 10. Windows Server 2019. Windows Server 2016. Windows 8.1. Windows Server 2012 R2. Windows Server 2008 R2. Windows 7. Windows Server 2008.

Add an exclusion to Windows Security. 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.

If you experience frequent game crashes or instability while playing State of Decay 2, Sea of Thieves, or Crackdown 3 on Windows 10, this may mean that your antivirus software is scanning the game. You can set file exclusions to prevent this from happening. Collapse all.

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.

If you are having issues installing or updating Gaming Services on your PC, or if you are noticing that the Xbox app for PC is launching with missing content, you may want to download and run the Gaming Services Repair Tool for PC.

Windows Android Mac. From the Microsoft Defender dashboard. Select Device details. Select Manage in Windows Security. Select Quick scan. Tips: If you want a deeper scan, instead of selecting Quick scan in step 3, select Scan options and choose the type of scan you want. For the most complete scan, run Microsoft Defender Offline.

Download. What it fixes. Checks the following Windows security features and enables them if needed. Phishing Filter or Smartscreen Filter. User Account Control (UAC) Data Execution Prevention (DEP) Windows Firewall. Antivirus protection status and updates. Runs on. Windows 7. Windows 8.1. Windows 10. See also. Stay protected with Windows Security.

In the search box on the Windows taskbar, type and then select Task Manager. Select More details. In the list of running processes, select the Broadcast bar server (bcastdvr.exe) process (if it's still there), and then select End task. Restart your game and try recording again.

Viruses, ransomware, spyware, and more are all types of malware. Microsoft Defender has powerful built-in features that can help protect your device against malware. Note: Microsoft Defender currently offers anti-malware only on Windows, Mac, and Android.