Internet Connectivity not Detected when Connected on Network – How to Fix it?

Internet connectivity not detected even when you are connected on a network, and many computer programs say that you are not connected to the internet. Despite being connected to a network you can’t access some of the programs. This may be due to the firewall or failure of some device drivers. Fix the issue by following this tutorial.

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Firstly, try to figure out whether the system network drivers are properly working or not. In order to find that, go to “My Computer” and right click on it. Click “Manage” and go to “Device Manager” and ensure that all the drivers are operating properly or not.

If there is a failure in network driver or any driver is not functioning properly, then reinstall the Network driver and restart your system. Upon restarting try connecting to the Internet and figure out whether any discrepancies prevails or not.

If everything goes fine with the driver, then it seems something is wrong with the ports or they may be blocked. Try a TCP/IP stack repair to overcome the such problem.

TCP/IP stack Repair Options for Vista/Windows 7

  • Go to Start, then select Programs, click on Accessories and right click on Command Prompt
  • Select “Run as Administrator” to open a command prompt box

Run as Administrator

  • In the command prompt window that opens, type the commands given below to perform the respective task.

To Reset WINSOCK entries to installation defaults by typing the command netsh winsock reset catalog and press enter.

command prompt

To Reset IPv4 TCP/IP stack to installation defaults by typing the command netsh int ipv4 reset reset.log and press enter.

To Reset IPv6 TCP/IP stack to installation defaults by typing the command netsh int ipv6 reset reset.log and press enter.

Upon completion restart (reboot) the computer. On performing the above discussed operations you will be able to fix the problem relating to Internet connectivity.

If the problem lies with repeating of network, then you can try merging of networks.

Go to Start, then go to control panel and open Network and sharing option. You will be able to find that your network is repeated many times. Select Network status option and search for “merging the networks or deleting it” option. Merge all the network as one. This will bring everything back to normal.

If there is a networking problem, then go through the following steps.

  • Reset your router
  • Make sure your firewall is turn off
  • Do a ping test
  • See how many packets are received and sent per second.

If there is any networking problem, try connecting to other network and also try changing your IP address. Even after trying all the possible ways to fix the issue you are still unable to connect to Internet contact your service provider. The above discussed possible solution will bring everything to normal.

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