1) Verify that the network connection is enabled: At the bottom right of your screen there is an icon that looks like two computers – Is there a red x on the icon? If yes, right-click the icon and choose enable. Try the Internet.
2) Choose Start – Control Panels – Classic View – Network and Sharing - Are there multiple network connection? If yes, follow the listing below:
Disable and re-enable the network connection refer to step 1. Try the Internet and check for multiple connections.
Repair the network connection: right-click the icon and choose Diagnose and Repair then follow the screens. Try the Internet
3) Shut PC/Laptop down - Unplug the network cable from the PC/Laptop - Turn PC/Laptop back on - Login and wait until all services and programs have loaded - Plug the NIC cable back in wait 1 minute and try the Internet.
4) Open Internet Explorer –Choose Tools - Internet Options - Connections Tab - Lan Settings - Deselect Automatically detect settings. Choose Apply and OK - Close Internet Explorer and reopen then try the Internet.
5) Disable your Antivirus and try. Enable if it does not help.
6) Install the Current Operating System Updates on the PC/Laptop: Go to an area that has wireless access and open Internet Explorer – Choose Tools and Windows Updates.