ad603a7745 This launcher application runs locally and manages the download of local scanning components, such as the scan engine, configuration files, and pattern files. Microsoft Safety Scanner Do you think your PC has a virus? The Microsoft Safety Scanner is a free downloadable security tool that provides on-demand scanning and helps remove viruses, spyware, and other malicious software. All rights reserved. OEM Solutions Trusted by world-leading brands. Full system scanchecks all system areas, including all files and folders; these scans take the longest, but are able to check everything on the computer for threats. It works with your existing antivirus software. You also can get tools to help monitor what they are doing online.