Updating, Scanning, and Virus Removal

Updating

Because new viruses and malware are released daily, Microsoft regularly releases new virus definitions for Microsoft Security Essentials (MSE) and Windows Defender (Defender).

MSE and Defender will update automatically. To update manually, use the following procedure:

1. Open MSE or Defender by double clicking the MSE icon () or the Defender icon (a castle).
2. Click the Update tab.
   
3. Click Update Definitions.
   

Scanning

1. Open MSE or Defender by double clicking the MSE icon () or the Defender icon (a castle).
2. Click the Home tab.
   
3. On the right, select a Scan Option (quick, full, or custom scan) and click Scan now.
4. The scan will start.
   

   An icon in your notification area will swirl while the scan is in progress.

   

5. If nothing is found, you will return back to the home page panel interface. If malware is found, see the Virus Removal section of this documentation

Virus Removal

1. If a virus or harmful software has been detected, the icon in your notification area will turn red and have an X through it.
   

   

2. Open MSE or Defender by double clicking the icon in your notification area.  Red indicates your computer is at risk.
   
3. Click Clean Computer to start.
   

   

4. Once complete, a list of Detected items will be displayed. Click Apply Actions to remove the potential threats on your computer.
   

   

5. After the items have been successfully removed, click Close.