Loss of internet access

Hi Mortybob 

I would suggest you to connect a lan cable/rj45 cable with your router & laptop/pc while upgrading the windows .

Can u access the internet on your mobile while u cant access the internet on ur computer ?please reply .May be something wrong with your wifi adapter on ur laptop it seems .If possible purchase an usb wifi adopter to use internet properly .

Thanks & Regards 

Sambit

Hi Morty,

I realize the inconvenience you are facing. Let me help you in resolving the issue.

This issue could be due to incorrect network settings or if the Winsock files are damaged on the computer.

Let’s try the methods below to fix the issue.

Method 1: Run the Internet Connection troubleshooter.

Step1: You may try running the Internet Connection troubleshooter which can help you fix the problems with internet connection.

1. Press the Windows Key on the Keyboard. 
2. Type Troubleshooting and select Troubleshooting.
3. Click on View all (on the left)
4. Select Internet connections.
5. Click on Next to run the troubleshooter.

Step 2:

1. Press the Windows Key on the Keyboard. 
2. Type Troubleshooting and select Troubleshooting.
3. Click on View all (on the left)
4. Click on Network adaptor.
5. Click on Next to run the troubleshooter.

If the issue persists, try to reset TCP/IP settings and check if it helps.

1. Press Windows Key + X key together.
2. Select Command Prompt (Admin).
3. At the command prompt, enter the following command, and then press Enter:

netsh int ip reset c:\resetlog.txt

Note: If you don't want to specify a directory path for the log file, run the following command instead:

netsh int ip reset

    4. Restart the computer.

Also refer:

Why can’t I connect to a network? http://windows.microsoft.com/en-us/windows-8/cant-connect-to-a-network

Wired and wireless network problems: http://windows.microsoft.com/en-US/windows/network-connection-problem-help#network-problems=windows-8&v1h=win8tab1&v2h=win7tab1&v3h=winvistatab1&v4h=winxptab1

Write to us with the status of the issues experienced on the same post for further assistance. Your reply is most important for us to ensure we assist you accordingly.

Thank you.