The Microsoft Virus and Security Solution Center provides free tools that can help detect and remove viruses. These tools can also strengthen defenses to help secure your computer against viruses and other security threats.

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.

Learn how to remove malware from your PC by using Windows Defender in Windows 8.1 or Microsoft Security Essentials in Windows 7.

If you suspect there's malware or a virus on your device, you should immediately run a quick scan. In the Windows Security app on your PC, select Virus & threat protection > Quick scan or use the following shortcut:

Block you from uninstalling a program through Add or Remove Programs (or Programs and Features) in Control Panel. If you're trying to remove malware, you can use Windows Security (or another antivirus tool), or you can use the Windows Malicious Software Removal tool.

Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see the "Covered malware families" list in the "Release information" section of KB 890830). For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.

After you identify the security programs that are installed on the computer or have been partially removed from the computer, you can use a cleanup tool or instructions from the security program manufacturer to completely remove the program.

In the Windows Security app on your PC, select Virus & threat protection, or use the following shortcut: Virus & threat protection. Current threats. Under Current threats you can: See any threats currently found on your device. See the last time a scan was run on your device, how long it took, and how many files were scanned

This issue can be resolved and the PC Repair virus removed by running the Microsoft Safety Scanner. To do this, follow the steps below: Go to http://www.microsoft.com/security/scanner/en-us/default.aspx and click the Download Now button.

The Microsoft Virus and Security Solution Center provides free tools that can help detect and remove viruses. These tools can also strengthen defenses to help secure your computer against viruses and other security threats.