Network & Internet connection problems on Windows 10/8/7

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If you notice that your Internet connection suddenly stops working under Windows 10, Windows 8, Windows 7 or Windows Vista, or if you encounter certain network and Internet connection problems, here are some troubleshooting steps.

Network and Internet connection problems

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1]. IPConfig is a Windows integrated tool that displays all current TCP/IP network configuration values and updates the DHCP Dynamic Host Configuration Protocol and Domain Name System DNS settings. You can access this tool from the command line If you have an incorrect IP address, renewing your IP address can help you resolve your Internet problems this way.

Type in start search and press Ctrl-Shift input. If desired, you can enter ipconfig out of curiosity and press Enter to view the Internet Protocol status or IP address of the computer.

Enter ipconfig /release to free the current IP address.

Then enter ipconfig /renew to get a new IP address.

If you receive an error message when executing the Ipconfig /Renew command, see KB810606

If you encounter this problem again and again, you can have it refreshed at each startup by creating the following file .bat and placing it in your startup folder.

Open Notepad and enter :

ipconfig /enable ipconfig /renew

For example, save it as iprenew.bat file.

Read: How to find, renew and change the IP address.

2] Internet connection problems can often be attributed to a corrupted DNS cache. Resetting or clearing this cache is a simple solution to many of these problems. For example, you can clear Windows DNS cache under Windows 10, Windows 8/7 or Windows Vista .

Start > All Programs > Accessories > Command Prompt. Right-click and select’Run as administrator’. Enter the following and press Enter:

ipconfig /flushdns

You should see a confirmation dialog box:

Windows IP Configuration. The DNS resolver cache has been successfully cleared.

Then type ipconfig /registerdns and press Enter.

This records all DNS entries that you or certain programs have stored in your Hosts file.

If you are interested, you can see the complete syntax for this type of command ipconfig /help and press Enter !

3] The Windows 10/8/7/Vista Network & Internet Diagnostic & Repair Tool will help you identify potential problems preventing a network connection and it automatically takes appropriate steps to correct them. If a computer on the network loses the Internet connection, you can graphically see which connection is down, then use network diagnostics to determine the cause of the problem and find possible solutions.

To access it, open the Control Panel > Network & Sharing Center. Click Fix Problems at the bottom. In the window that opens, you can select the Internet connections or any other problem you want to solve.

Type the following commands in the Run field and press Enter to directly open the desired convenience store:

To open the Internet connection troubleshooting:

msdt.exe -id NetworkDiagnoseWeb

To open the incoming connection troubleshooting

msdt.exe -id NetworkDiagnosticsInbound

To open the incoming connection troubleshooting

msdt.exe -id NetworkDiagnosticsInbound

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