1. Click Start > Click Control Panel.

2. Double-click Network and Internet

3. Click Network and Sharing Center

4. In the left-hand column of the Network and Sharing window, select Change adapter settings

5. The following change only needs to be made if there is more than one network connection listed. For each network connection listed, right-click the connection and click Properties

6. If you see the User Account Control dialog box at any point during the configuration process, click Continue.
7. Click the Sharing tab. Under the Internet Connection Sharing, make sure that the checkbox in front of Allow other network users to connect through this computer's Internet connection is NOT checked, as shown in the following graphic:

8. Click OK to save the setting
9. Close the Control Panel window.