Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

What it fixes. The troubleshooter helps fix problems that: Corrupt registry keys on 64-bit operating systems. Corrupt registry keys that control the update data. Prevent new programs from being installed. Prevent existing programs from being completely uninstalled or updated.

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.

890830 Remove specific prevalent malware with Windows Malicious Software Removal Tool. Download the tool. You can manually download the MSRT from the Microsoft Download Center. The following files are available for download: For 32-bit x86-based systems: Download the x86 MSRT package now. For 64-bit x64-based systems:

Microsoft Defender Antivirus and Windows Firewall are on your device to help protect it from viruses and other malicious software. But if you think they've missed something run Microsoft Defender Offline which can sometimes detect malware that others scanners missed. In Windows 10, Windows Defender and Windows Firewall helps protect your device ...

Solve problems with detecting and removing malware with Windows Security, including incomplete scans, detection errors, and persistent malware.

You can choose to exclude files from scanning if you know they are completely safe. You should only do this for files you know are absolutely clean—if you are getting repeated warnings about a threat, first you should update your security software, and then check for any other important information about it in the malware encyclopedia.. Be careful—any files that you exclude will not be ...

Press and hold (or right-click) on the app, then select Uninstall. Uninstall in Settings. Select Start > Settings > Apps > Apps & features . Find the app you want to remove, select More > Uninstall. Note: Some apps can't be uninstalled from the Settings app right now.

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. For more about that see Help protect ...

Malware is malicious software. It may be a self-replicating virus, a "trojan horse" that pretends to be something it's not in order to trick you into installing it, or some other kind of attack. Its goal may be to steal your personal data, steal your identity, use your system to launch attacks against others, or commit other cybercrimes.