Network Adapter Troubleshooter

How to Enable or Reset Network Adapter in Windows 7

Follow the below steps

1. Click on Start button , and then select Control Panel. In the search box, type adapter, and then, under Network and Sharing Center, click View network connections.
   
2. .Right-click the network adapter icon, and then click Enable.  If you're prompted for an administrator password or confirmation, type the password or provide confirmation.

Follow this steps to reset network adapter in Windows 7.

1. Click on Start button , and then clicking Control Panel. In the search box, type adapter, and then, under Network and Sharing Center, click View network connections.
   
2. Right-click the network adapter icon, and then click Disable. Please enter the password when  it  prompts you to provide network admin password.
   
3. Right-click the adapter icon again, and then click Enable. Please provide the password when  it  prompts you to provide network admin password.