Cannot connect to the internet after installing Windows 8 Pro

Hi,

Thank you for posting your question in Microsoft Community.

I understand that you are unable to connect to Internet after installing Windows 8 Pro operating system. Correct me if I am wrong.

I can imagine the inconvenience you have experienced. I will definitely help you in fixing the issue.

To help you suggest more steps to resolve the issue, I would appreciate if you could answer the following questions:

1. Do you receive any error code or message?

2. Which web browser are you using?

3. Did you try connecting to a wired connection?

4. What is the model number of the Dell laptop?

Please follow the below methods and check the issue:

Method 1:

Step 1:

Boot the computer in Safe mode with Networking and check if the issue persists by following the below link.

Windows Startup Settings (including safe mode):

http://windows.microsoft.com/en-US/windows-8/windows-startup-settings-including-safe-mode

If the issue does not persists in Safe Mode with Networking then perform a clean boot.

Step 2:

You need to perform a Clean Boot to prevent any conflicting third party applications from interfering with your computer.

To place the computer in a Clean Boot state, you need to follow the steps from the article mentioned below and check with the issue.

How to perform a clean boot to troubleshoot a problem in Windows Vista, Windows 7, or Windows 8:
http://support.microsoft.com/kb/929135

Note: You need to follow Step 3 from the article mentioned above to get the computer back to Normal Startup after performing all the steps.

Method 2:

Follow the steps in the below link.

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

Method 3:

Follow the steps in the below links.

Why can't I connect to the Internet? :

http://windows.microsoft.com/en-US/windows-8/cant-connect-to-internet

Wi-Fi & networking:

http://windows.microsoft.com/en-US/windows-8/connect-internet#1TC=t1

For reference:

Connect to the Internet:

http://windows.microsoft.com/en-US/windows-8/connect-to-the-internet

Your reply is very important for us to ensure a proper resolution. Please get back to us with the above information in order to assist you accordingly.