How to Enable Optional Updates on a Windows 7 Computer
To take maximum advantage of Window'’s Automatic Updates feature, the University recommends that you
 turn on  automatic updating for the Windows 7 operating system  as well as updates for other  Microsoft products such as Office. Automatic updates will help ensure  your  Microsoft products are as secure and stable  as possible. To enable optional updates, follow these steps:
  - Click Start. 
- Click Control Panel. 
- Click System and Security.
- Click Windows Update. 
- Click Change Settings in the left-hand column. 
- Confirm that a check mark appears in the checkbox in the Recommended updates section (as indicated by the red arrow in the following grahic).
  
  - Click OK to return to Windows Update.
-  Windows Update will automatically search for any needed updates from this point on unless you change the settings.