Do you by chance think your PC has a virus. Well now you can get a free PC safety scan.
The Microsoft Safety Scanner is a free downloadable security tool that provides on-demand scanning and helps remove viruses, spyware, and other malicious software. It also works with your existing antivirus software.

Note: The Microsoft Safety Scanner expires 10 days after being downloaded. To rerun a scan with the latest anti-malware definitions, download and run the Microsoft Safety Scanner again.

Download Page: Microsoft Safety Scanner - Remove Spyware, Malware, Viruses Free