Toshiba satellite c55b-d5299

Solution
Try this...

1. Go to "Control Panel" and then open "Device Manager".
2. Here click on and open the "Network Adapters" section.
3. In the list that drops down below it you should see one option for LAN.
4. Right click on that option and then click on "Update Driver".
Try this...

1. Go to "Control Panel" and then open "Device Manager".
2. Here click on and open the "Network Adapters" section.
3. In the list that drops down below it you should see one option for LAN.
4. Right click on that option and then click on "Update Driver".
 
Solution